5
Answer: BSet 5: Triangles (Beginner)
Explanation
PROBLEM
A triangle has base 12 and height 5. What is its area?
A triangle has base 12 and height 5. What is its area?
A.
27
B.✓ Correct
30
C.
33
D.
28
Detailed Explanation
Choice B is the best answer. Area = (1/2) times base times height = (1/2) times 12 times 5 = 30
Why others are wrong:
A: 27 is incorrect because it does not satisfy the equation.
C: 33 is incorrect because it does not satisfy the equation.
D: 28 is incorrect because it does not satisfy the equation.