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23-08-2021
Mathematics

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1.10.3 Test (CST): Coordinate Geometry
Question 10 of 25
What is the area of a square with sides of length 9?
A. 54 square units
B. 81 square units
C. 36 square units
O D. 18 square units
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23-08-2021

Answer:

B. 81 square units

Step-by-step explanation:

Squares have all side lengths the same so…

Area = length • width

Area = 9 • 9

Area = 81 square units

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