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1 vote
A square has a perimeter of 12 cm. What is its area?

a. 9 cm 2
b. 18 cm 2
c. 36 cm 2
d. 144 cm 2

2 Answers

4 votes

Answer:

hello : answer : a) 9 cm 2

Explanation:

A square has a perimeter of 12 : p = 4×c.....c is the length

12 = 4c

c = 12/4

c = 3

the area A= c²

A= 3² = 9 cm 2

User Hololeap
by
5.5k points
1 vote

a. 9 cm 2 because each side would be 3 and length x width would be 3 x 3 = 9

User Geoff H
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