Question

4. Calculate the area of square whose perimeter is 40 m.​

Answer 1

perimeter of square is = 4a = 40

so, a = 10

and area is = 10²

= 100m² ...ans.

Answer 2

Given:

• Perimeter = 40m

To find:

• Side

Solution:

• Perimeter of square = 40m
• Perimeter of square 4×side=40m
• 4×side=40
• Side= 40/4
• Side=10m
• Area of square =side ×Side
• =10×10
• =100cm²