7th Class Mathematics Lines and Angles Question Bank

done Lines and Angles Total Questions - 50

• question_answer1)
  Which of the following are the units of an angle?
  A)
   Seconds                              done clear
  B)
   Kilograms done clear
  C)
   Degrees                done clear
  D)
          Kilometres done clear
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• question_answer2)
  What do we call an angle which exactly measures \[{{90}^{o}}\]?             
  A)
   An obtuse angle done clear
  B)
   An acute angle done clear
  C)
   A right angle   done clear
  D)
   A reflex angle done clear
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• question_answer3)
  What do we call an angle whose measurement is exactly equal to \[{{0}^{o}}\]?               
  A)
   An obtuse angle done clear
  B)
   A straight angle done clear
  C)
   A zero angle   done clear
  D)
   A right angle done clear
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• question_answer4)
  What is an angle which measures exactly \[{{180}^{o}}\] called?
  A)
   A zero angle done clear
  B)
   A right angle done clear
  C)
   A straight angle   done clear
  D)
   An acute angle done clear
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• question_answer5)
  Which instrument is used to measure or construct angles?
  A)
   Compasses   done clear
  B)
   Scale done clear
  C)
   Protractor      done clear
  D)
   Set squares done clear
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• question_answer6)
  How many rays can be drawn from a given point?
  A)
   \[2\]             done clear
  B)
   \[5\] done clear
  C)
   \[8\]             done clear
  D)
   Infinitely many   done clear
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• question_answer7)
  What do we call a \[{{169}^{o}}\] angle?
  A)
   An obtuse angle   done clear
  B)
   An acute angle done clear
  C)
   A right angle done clear
  D)
   A zero angle done clear
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• question_answer8)
  What happens to the measurement of an angle after the extension of its arms?
  A)
   Doubles done clear
  B)
   Triples done clear
  C)
   Remains the same   done clear
  D)
   Cannot be said done clear
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• question_answer9)
  In \[\angle ROP,\] what is the vertex?
  A)
   R                            done clear
  B)
          P    done clear
  C)
   O                              done clear
  D)
          PR done clear
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• question_answer10)
  What are the two arms of ZDEF?
  A)
                   \[\overrightarrow{ED}\] and \[\overrightarrow{EF}\]   done clear
  B)
                   \[\overrightarrow{DE}\] and \[\overrightarrow{EF}\] done clear
  C)
                   \[\overrightarrow{FE}\] and \[\overrightarrow{FD}\] done clear
  D)
                   \[\overrightarrow{DE}\] and \[\overrightarrow{FD}\] done clear
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• question_answer11)
  When two line segments meet at a point forming right angles, what type of segments are they called?
  A)
   Parallel segments done clear
  B)
   Perpendicular segments   done clear
  C)
   Equal segments done clear
  D)
   Bisecting segments done clear
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• question_answer12)
  How is \[''\overleftrightarrow{AB}\] is perpendicular to \[\overleftrightarrow{CD}''\] written symbolically?
  A)
   \[\overleftrightarrow{AB}\bot \overleftrightarrow{CD}\]              done clear
  B)
          \[\overleftrightarrow{AB}||\overleftrightarrow{CD}\] done clear
  C)
   \[\overleftrightarrow{AB}\ne \overleftrightarrow{CD}\]              done clear
  D)
          \[\overleftrightarrow{AB}=\overleftrightarrow{CD}\] done clear
  View Solution play_arrow

• question_answer13)
  \[\overleftrightarrow{OQ}\bot \overleftrightarrow{PR}\] What is the measure of \[\angle QOR\]?
  A)
   \[{{180}^{o}}\]                   done clear
  B)
          \[{{45}^{o}}\] done clear
  C)
   \[{{90}^{o}}\]                      done clear
  D)
          \[{{120}^{o}}\] done clear
  View Solution play_arrow

• question_answer14)
  A line AB is parallel to the line CD. How is this symbolically written?
  A)
   \[\overleftrightarrow{AB}\ne \overleftrightarrow{CD}\]              done clear
  B)
          \[\overleftrightarrow{AB}=\overleftrightarrow{CD}\] done clear
  C)
   \[\overleftrightarrow{AB}\bot \overleftrightarrow{CD}\]            done clear
  D)
          \[\overleftrightarrow{AB}//\overleftrightarrow{CD}\]   done clear
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• question_answer15)
  What are the lines which lie on the same plane and do not intersect at any point called?
  A)
   Perpendicular lines done clear
  B)
   Intersecting lines done clear
  C)
   Parallel lines   done clear
  D)
   Collinear lines done clear
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• question_answer16)
  When two lines are parallel, what is the distance between them?
  A)
   Remains equal.   done clear
  B)
   Does not remain equal. done clear
  C)
   Increases on the right. done clear
  D)
   Decreases on the right. done clear
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• question_answer17)
  What is the number of pairs of parallel lines in the given figure?
  A)
   \[2\]                       done clear
  B)
          \[1\]      done clear
  C)
   \[4\]                     done clear
  D)
          \[3\] done clear
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• question_answer18)
  What is the complementary angle of \[{{20}^{o}}\]?
  A)
   \[{{70}^{o}}\]      done clear
  B)
          \[{{180}^{o}}\] done clear
  C)
   \[{{90}^{o}}\]                    done clear
  D)
          \[{{150}^{o}}\] done clear
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• question_answer19)
  What is the supplementary angle of \[{{120}^{o}}\]?
  A)
   \[{{20}^{o}}\]                    done clear
  B)
          \[{{90}^{o}}\] done clear
  C)
   \[{{60}^{o}}\]                      done clear
  D)
          \[{{180}^{o}}\] done clear
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• question_answer20)
  What is the measure of a comple-mentary angle of an angle greater than \[{{45}^{o}}\]?
  A)
   Less than \[{{45}^{o}}\]   done clear
  B)
        Equal to \[{{45}^{o}}\] done clear
  C)
   Greater than \[{{45}^{o}}\] done clear
  D)
     Equal to \[{{90}^{o}}\] done clear
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• question_answer21)
  Which of the following is true?
  A)
   Two acute angles are supplementary. done clear
  B)
   Two obtuse angles are supplementary. done clear
  C)
   Two right angles are supplementary.   done clear
  D)
   Two reflex angles are supplementary. done clear
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• question_answer22)
  Find the angle which is a complement of itself.
  A)
   \[{{30}^{o}}\]                    done clear
  B)
          \[{{45}^{o}}\]   done clear
  C)
   \[{{90}^{o}}\]    done clear
  D)
          \[{{180}^{o}}\] done clear
  View Solution play_arrow

• question_answer23)
  Which of the following angles is a supplement of itself?
  A)
   \[{{90}^{o}}\]                      done clear
  B)
          \[{{180}^{o}}\] done clear
  C)
   \[{{45}^{o}}\]                    done clear
  D)
          \[{{110}^{o}}\] done clear
  View Solution play_arrow

• question_answer24)

  Direction: Observe the given figure in which \[l||m\]and n is the transversal and answer the questions that follow.

  What type of angles are 'a' and 'p'?
  A)
   Corresponding angles   done clear
  B)
   Alternate angles done clear
  C)
   Vertically opposite angles done clear
  D)
   Interior angle on the same side of the transversal done clear
  View Solution play_arrow

• question_answer25)

  Direction: Observe the given figure in which \[l||m\]and n is the transversal and answer the questions that follow.

  What type of angles are 'c' and 'p'?
  A)
   Corresponding angles done clear
  B)
   Alternate angles   done clear
  C)
   Vertically opposite angles done clear
  D)
   Interior angles on the same side of the transversal done clear
  View Solution play_arrow

• question_answer26)

  Direction: Observe the given figure in which \[l||m\]and n is the transversal and answer the questions that follow.

  Which of the following is a pair of corresponding angles?
  A)
   d and c                 done clear
  B)
          s and r done clear
  C)
   c and r                    done clear
  D)
          p and q done clear
  View Solution play_arrow

• question_answer27)

  Direction: Observe the given figure in which \[l||m\]and n is the transversal and answer the questions that follow.

  Which of the following is a pair of vertically opposite angles?
  A)
   a and b                done clear
  B)
          a and p done clear
  C)
   s and r                  done clear
  D)
          p and r   done clear
  View Solution play_arrow

• question_answer28)

  Direction: Observe the given figure in which \[l||m\]and n is the transversal and answer the questions that follow.

  If the measure of 'c' is \[{{110}^{o}}\] what is the measure of 's'?
  A)
   \[{{45}^{o}}\]                    done clear
  B)
          \[{{110}^{o}}\] done clear
  C)
   \[{{70}^{o}}\]      done clear
  D)
          \[{{180}^{o}}\] done clear
  View Solution play_arrow

• question_answer29)

  Direction: Observe the given figure in which \[l||m\]and n is the transversal and answer the questions that follow.

  If the measure of \[b={{70}^{o}},\], what is the measure of s?
  A)
   \[{{110}^{o}}\] done clear
  B)
                          \[{{70}^{o}}\]   done clear
  C)
   \[{{90}^{o}}\]                    done clear
  D)
          \[{{180}^{o}}\] done clear
  View Solution play_arrow

• question_answer30)

  Direction: Observe the given figure in which \[l||m\]and n is the transversal and answer the questions that follow.

  If \[b={{70}^{o}},\] what is the measure of \[b+p\]?
  A)
   \[{{180}^{o}}\]   done clear
  B)
          \[{{110}^{o}}\] done clear
  C)
   \[{{90}^{o}}\]                    done clear
  D)
          \[{{70}^{o}}\] done clear
  View Solution play_arrow

• question_answer31)
  The angle between the two blades of a scissors is 194°. What type of an angle is it?
  A)
   straight angle done clear
  B)
   reflex angle   done clear
  C)
   obtuse angle done clear
  D)
   complete angle done clear
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• question_answer32)
  Observe the figure given, Which of the following is true if \[PQ=RS\]?
  A)
   \[PQ+QR=RS\] done clear
  B)
      \[PR=QS\]   done clear
  C)
   \[PQ+QS=RS\]    done clear
  D)
   \[PQ-RS=QR\] done clear
  View Solution play_arrow

• question_answer33)
  PQR is a straight line. What is the value of x?
  A)
   \[{{20}^{o}}\]                      done clear
  B)
          \[{{25}^{o}}\] done clear
  C)
   \[{{15}^{o}}\]                    done clear
  D)
          \[{{30}^{o}}\] done clear
  View Solution play_arrow

• question_answer34)
  In the given figure, what is the measure of x?
  A)
   \[{{32}^{o}}\]                    done clear
  B)
          \[{{148}^{o}}\]   done clear
  C)
   \[{{64}^{o}}\]                    done clear
  D)
          \[{{180}^{o}}\] done clear
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• question_answer35)
   In the figure, \[\overline{AB},\,\,\overline{CD}\] and \[\overline{EF}\] are three straight lines that interesect at O. If y is thrice x, find the value of y.
  A)
                   \[{{97.5}^{o}}\]                  done clear
  B)
          \[{{35}^{o}}\] done clear
  C)
                   \[{{32.5}^{o}}\]                done clear
  D)
          \[{{98}^{o}}\] done clear
  View Solution play_arrow

• question_answer36)
  In the figure, \[AB||CD\] and XY is the transversal. Which of the following is incorrect?
  A)
   \[p={{115}^{o}}\]                            done clear
  B)
   \[q={{115}^{o}}\]   done clear
  C)
   \[q={{65}^{o}}\]              done clear
  D)
          \[r={{115}^{o}}\] done clear
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• question_answer37)
  Find the angle x in the given figure, if \[AB||CD\]  
  A)
   \[{{75}^{o}}\]                    done clear
  B)
          \[{{55}^{o}}\] done clear
  C)
   \[{{160}^{o}}\] done clear
  D)
          \[{{145}^{o}}\]   done clear
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• question_answer38)
  Through the vertex A of \[\Delta ABC\], a line XY is drawn parallel to BC. Which of the following is correct?
  A)
   \[b=y\] done clear
  B)
   \[c=x\] done clear
  C)
   \[a=b\] done clear
  D)
   \[a+b+c=x+a+y\]   done clear
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• question_answer39)
  Find the unknown angle x in the figure.
  A)
   \[{{45}^{o}}\]                    done clear
  B)
          \[{{125}^{o}}\]   done clear
  C)
   \[{{90}^{o}}\]                    done clear
  D)
          \[{{80}^{o}}\] done clear
  View Solution play_arrow

• question_answer40)
  Observe the figure given. Compute the sum of x, y and z.
  A)
   \[{{180}^{o}}\] done clear
  B)
          \[{{70}^{o}}\] done clear
  C)
   \[{{190}^{o}}\]   done clear
  D)
          \[{{80}^{o}}\] done clear
  View Solution play_arrow

• question_answer41)
  If the angles \[{{(2a-10)}^{o}}\] and \[{{(a-11)}^{o}}\] are  complementary, what is the value of 'a'?
  A)
   \[{{37}^{o}}\]     done clear
  B)
                          \[{{27}^{o}}\] done clear
  C)
   \[{{17}^{o}}\]   done clear
  D)
          \[{{7}^{o}}\] done clear
  View Solution play_arrow

• question_answer42)
  If \[\overrightarrow{OP}\] is a ray standing on a line \[\overleftrightarrow{OR}\] such that \[\angle POQ=\angle POR,\] what is the measure \[\angle POQ\]?
  A)
   \[{{45}^{o}}\]                    done clear
  B)
          \[{{60}^{o}}\]  done clear
  C)
    \[{{75}^{o}}\]                   done clear
  D)
          \[{{90}^{o}}\]   done clear
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• question_answer43)
  In the figure, ACE, BCF and DCG are straight lines and \[AB||HC\]. Find the angles p, q, r and s.
  A)

  P	Q	R	S
  \[{{45}^{o}}\]	\[{{50}^{o}}\]	\[{{65}^{o}}\]	\[{{50}^{o}}\]

    done clear
  B)

  P	Q	R	S
  \[{{45}^{o}}\]	\[{{65}^{o}}\]	\[{{50}^{o}}\]	\[{{50}^{o}}\]

  done clear
  C)

  P	Q	R	S
  \[{{45}^{o}}\]	\[{{65}^{o}}\]	\[{{50}^{o}}\]	\[{{65}^{o}}\]

  done clear
  D)

  P	Q	R	S
  \[{{45}^{o}}\]	\[{{50}^{o}}\]	\[{{65}^{o}}\]	\[{{65}^{o}}\]

  done clear
  View Solution play_arrow

• question_answer44)
  In the figure given, what is the value of \[\angle t\]?
  A)
   \[{{30}^{o}}\]    done clear
  B)
                          \[{{40}^{o}}\] done clear
  C)
   \[{{50}^{o}}\]      done clear
  D)
          \[{{60}^{o}}\] done clear
  View Solution play_arrow

• question_answer45)
  In the figure given, if \[AB||CD,\] what are the respective values of 'p' and 'q'?
  A)
   \[{{75}^{o}}\] and \[{{20}^{o}}\]   done clear
  B)
   \[{{20}^{o}}\] and \[{{75}^{o}}\] done clear
  C)
   \[{{25}^{o}}\] and \[{{70}^{o}}\]  done clear
  D)
   \[{{70}^{o}}\] and \[{{25}^{o}}\]   done clear
  View Solution play_arrow

• question_answer46)
  In the figure given, \[a||b\] and \[c||d\]. If \[\angle 1={{75}^{o}},\] what is the measure of \[\angle 3\]?
  A)
   \[{{105}^{o}}\]                   done clear
  B)
   \[{{105}^{o}}\] done clear
  C)
   \[{{75}^{o}}\]                    done clear
  D)
          \[{{100}^{o}}\] done clear
  View Solution play_arrow

• question_answer47)
  In the figure given, \[\angle XOZ\] and \[\angle YOZ\] form a linear pair. If \[p-q={{80}^{o}}\] what are the respective values of p and q?
  A)
   \[{{50}^{o}}\] and \[{{130}^{o}}\] done clear
  B)
   \[{{130}^{o}}\] and \[{{50}^{o}}\]   done clear
  C)
   \[{{120}^{o}}\] and \[{{60}^{o}}\] done clear
  D)
   \[{{60}^{o}}\] and \[{{120}^{o}}\] done clear
  View Solution play_arrow

• question_answer48)
  In the figure given, what is the value of 't'?
  A)
   \[{{5}^{o}}\]                      done clear
  B)
          \[{{10}^{o}}\] done clear
  C)
   \[{{15}^{o}}\]      done clear
  D)
          \[{{20}^{o}}\] done clear
  View Solution play_arrow

• question_answer49)
  Given ABE is a straight line. Find angle y.
  A)
   \[{{60}^{o}}\]                      done clear
  B)
          \[{{120}^{o}}\] done clear
  C)
   \[{{150}^{o}}\] done clear
  D)
          \[{{30}^{o}}\] done clear
  View Solution play_arrow

• question_answer50)
  In the given figure, what is the measure of q?
  A)
  \[{{48}^{o}}\]                       done clear
  B)
         \[{{90}^{o}}\]   done clear
  C)
  \[{{42}^{o}}\]                     done clear
  D)
          \[{{110}^{o}}\] done clear
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