Question

37/If the area of a square is equal to the area of a rectangle having sides of length 9 cm and 3 cm, then the length of each side of the square is :
(A) 3 cm (B) 9 cm (C) 27 cm (D) 81 cm

(Imdad Uddin Mazumder)

Answer 1

l * b = a*a

9*3 = a^2

√27 = a

3√3 = a

Options are wrong

Hope it helps you

Answer 2

Answer:

5.19 cm

Step-by-step explanation:

Area of rectangle = Length * Breadth = 9 * 3 = 27 cm²

According to the question, area of rectangle = area of square = 27 cm²

Area of square = side * side

side * side = 27

s² = 27

s = √27 = 5.19 cm