Question
What is the area of a square computer screen with 21-in. sides?
A. 84 sq. in.
B. 220 sq. in.
C. 42 sq. in.
D. 441 sq. in.
please help
A. 84 sq. in.
B. 220 sq. in.
C. 42 sq. in.
D. 441 sq. in.
please help
Answers
Juliet
D. 441 sq ft.
21*21
21*21
MathMate
Area of a square
= (length of each side)²
If each side is measured in inches, the area is in square inches, or in².
= (length of each side)²
If each side is measured in inches, the area is in square inches, or in².