If the perimeters of a rectangle and a square are equal, and it is known that the length is twice the breadth in the rectangle, find the ratio of the length of the rectangle and side of the square is
A.1 : 1
B.1 : 2
C.4 : 3
D.8 : 9
Answer and Feedback
Answer:C
Feedback:Given, L = 2B ⇒ B = L/2
Let the side of the square be A.
We have
2 (L + B) = 4A
⇒ 3L/2 = 2A
⇒ L/A = 4/3
Let the side of the square be A.
We have
2 (L + B) = 4A
⇒ 3L/2 = 2A
⇒ L/A = 4/3