Question

.1) Find the area of a rectangle whose perimeter is 20m and length is 7m answer​

Answer 1

Answer:

A=21m²

Step-by-step explanation:

Using the formulas

A=wl

P=2(l+w)

Solving forA

A=Pl

2﹣l2=20·7

2﹣72=21m²

Answer 2

Step-by-step explanation:

Sides are 2 m = 200 cm and 70 cm. => 1400 cm^2. Hence, Area of rectangle = 1400 cm^2.

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