Question

EXERCISE 7.5
1. The perimeter of a square lawn is 40 m. What is the length of its sides? w
its area?
2. A tennis court is in the shape of a square. Its perimeter is 72 cm. Find its area.
3. The area of a rectangle is 17600 sq. cm, its length is 100 cm. Find its perimeter.
4. A rectangle has an area of 144 sq. m, its breadth is 9 m. Find its perimeter.​

Answer 1

Answer:

this is the answer for the question it will help you

Answer 2

Step-by-step explanation:

1.legth of the side=40÷4=10m

area=10×10=100

2.72÷4=18 (side)

area=18×18=324

3.17600÷100=176(length

perimeter =2×(176+100)

=552

4.144÷9=16

perimetre=2×(16+9)=50