7
Answer: CSet 4: Triangles
Explanation
Scarlett is setting up a triangular tent. The two equal support poles are each 13 yards long, and the base is 8 yards. What is the total length of the tent frame?
A.
24
B.
44
C.✓ Correct
34
D.
17
Detailed Explanation
Choice C is correct. An isosceles triangle has two equal sides. 1. Two equal sides: 2 × 13 = 26 yards Base: 8 yards Perimeter: 26 + 8 = 34 yards Therefore, the perimeter is 34 yards.
Key Steps:
•
The correct answer is 34
Why others are wrong:
A: This would give an incorrect result. Choice A is incorrect and may result from a calculation error.
B: This would give an incorrect result. Choice B is incorrect and may result from a calculation error.
D: This would give an incorrect result. Choice D is incorrect and may result from a calculation error.
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