Math, asked by Anonymous, 9 months ago

1.
The area of a square having perimeter 80 cm is:
(a) 40 sq cm () 20 sq cm @ 320 sq cm
(d) 400 sq cm​

Answers

Answered by bhargavigs48
2

Answer:

area of square is side X side

perimeter is 4x side

= 80 = 4x

X= 80/4 = 20( side)

area is side X side

=20×20=400 sq cm.

Step-by-step explanation:

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Answered by premmishra35
3

Hey friend,

Here is the solution :-

Given : Perimeter = 4 × a = 80 cm

(Here a = any side)

Now, Area of a square = a × a

=> From Perimeter = 4a = 80

a = 80/4 = 20

Now, a × a = 20 × 20 = 400

So, the area of the square is (d) 400 sq cm.

I hope this will help you..

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