Question

if the perimeter of a square is 28cm its area (in sq.cm) is ?​

Answer 1

Answer:

Area of square is 49cm².

Step-by-step explanation:

perimeter of square is 4a

where a=side of square in cm

4a=28

a=7cm

ares of square= side² = a² =7² 49cm²

Area of square is 49cm².

Answer 2

Answer:

49 sq.cm

Step-by-step explanation:

perimeter of square = 28cm

4×side = 28

side = 28/4

side = 7cm

Area of square = (side)²

area of square = (7)² = 49sq.cm