2. Questions Bank
  3. 4th Class
  4. Mental Ability
  5. Geometry

4th Class Mental Ability Geometry Question Bank Geometry

  • question_answer
    Sum of all four angles of the two pairs of complementary angles is a/an:

    A) straight angle     

    B)        right angle

    C) obtuse angle      

    D)        reflex angle

    E) None of these

    Correct Answer: A

    Solution :

    Explanation: Option (a) is correct. Sum of one pair of complementary angles = \[90{}^\circ \] Therefore, the sum of two pairs of complementary angles = \[90{}^\circ +90{}^\circ =180{}^\circ \] = a straight angle.


You need to login to perform this action.
You will be redirected in 3 sec spinner