9
Answer: CSet 1: Triangles (Beginner)
Explanation
PROBLEM
A triangle has base 12 and height 10. What is its area?
A triangle has base 12 and height 10. What is its area?
A.
58
B.
57
C.✓ Correct
60
D.
59
Detailed Explanation
Choice C is the best answer. Area = (1/2) times base times height = (1/2) times 12 times 10 = 60
Why others are wrong:
A: 58 is incorrect because it does not satisfy the equation.
B: 57 is incorrect because it does not satisfy the equation.
D: 59 is incorrect because it does not satisfy the equation.