10
Answer: DSet 1: Area Volume (Beginner)
Explanation
PROBLEM
A rectangle has length 10 and width 8. What is its area?
A rectangle has length 10 and width 8. What is its area?
A.
160
B.
82
C.
40
D.✓ Correct
80
Detailed Explanation
Choice D is the best answer. Area = length times width = 10 times 8 = 80
Why others are wrong:
A: 160 is incorrect because it does not satisfy the equation.
B: 82 is incorrect because it does not satisfy the equation.
C: 40 is incorrect because it does not satisfy the equation.
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