question_answer

AB and CD are two parallel chords of a circle of lengths 10 cm and 4 cm respectively. If the chords are on the same side of the centre and the distance between them is 3 cm, then the diameter of the circle is

A)  \[\sqrt{21}cm\]        

B)  \[\sqrt{29}cm\]

C)  \[2\sqrt{21}cm\]                     

D) \[2\sqrt{29}cm\]

E)  None of these