Question

What is the perimeter square above

A.882 square centimeters

B.42 square centimeters

C.441 square centimeters

D. 84 square centimeters

Answer 1

Answer:

option D

Step-by-step explanation:

length of a square = 21 cm

perimeter of a square = 4l

=4*21

=84 centimeters

Answer 2

Answer:

C

Step-by-step explanation:

The square looks like it has equivalent sides so

21 x 21 = 441 square centimeters