Question

please solve the question with its method

Answer 1

1.perimeter of a square is4*side so
4*20
answer is 80cm
area of square is side *side
so,
20*20
answer 400 cm sq

2. perimeter of a square is 4*side
so,
4*1.2
answer is4.8m

area of square is side*side
so,
1.2*1.2

answer is 1.44 m sq
pls mark the answer the brainliest

Answer 2

a-1- pq=qr=20cm
area= side×side
= 20×20
400sq.cm
a-2- pq=qr=1.2m
area= side×side
= 1.2×1.2
=1.44sq.cm
b-1-perimeter of square
=4×side
4×20
80cm
b-2-perimeter of square
= 4×side
= 4×1.2
= 4.8m