question_answer

\[\text{ABCD}\] is a trapezium in which AB = 8 cm, AD = 4 cm and CD = 3 cm. What is the length of BC to the nearest whole number?

A)  5 cm                     

B)         \[\sqrt{41}\,cm\]

C)  8 cm                     

D)         7 cm

Correct Answer: B

Solution :

\[\therefore \]\[={{2}^{2}}\times {{3}^{2}}\times 5\times 7\times 11\times 13=180180\]