Question

A square of side 8cm and a rectangle of breadth 5 cm have the
same perimeter Find the area of the rectangle.
45 cm?
55 cm?
95 cm
65 cm​

Answer 1

Perimeter of square = 4 × 8 = 32 cm.

Let length of rectangle be k

2 ( k + 5 ) = 32

2k + 10 = 32

2k = 22

k = 11 , So length of rectangle = 11 cm

Area of rectangle = 11 × 5 = 55 cm² Ans..... Opt. B ....