Question

area of a square whose perimeter is 20cm is _______sq cm​

Answer 1

Answer:

Perimeter = 4a

20 ÷4 = a (where a is the side of square(

5 cm = a

Area = a²

Area = 5²

Area = 25cm²

Step-by-step explanation:

hope it helps!!

Answer 2

Answer:

perimeter of square = 20

4×side=20

side= 20/4

side= 5cm

area of square = side×side

5×5

25sqcm