The area of a rhombus is equal to the area of a square whose side length is 8cm. If one of the diagonals is 16cm what is the length of other diagonal? Choose the correct choice from the following answers.
A) 4
B) 8
C) 12
D) 16
E) 20
Area of the square=8x8=64   Let 'l' be the unknown diagonal   0.5 x 16 x 'l' = 64 which gives 'l'=8cm   Answer: 8
<result>B</result>
The area of a rhombus is equal to the area of a square whose side length is 8cm. If one of the diagonals is 16cm what is the length of other diagonal?