6
Answer: ASet 5: Triangles (Beginner)
Explanation
PROBLEM
A triangle has sides 4, 9, and 10. What is its perimeter?
A triangle has sides 4, 9, and 10. What is its perimeter?
A.✓ Correct
23
B.
25
C.
26
D.
22
Detailed Explanation
Choice A is the best answer. Perimeter = 4 + 9 + 10 = 23
Why others are wrong:
B: 25 is incorrect because it does not satisfy the equation.
C: 26 is incorrect because it does not satisfy the equation.
D: 22 is incorrect because it does not satisfy the equation.