4
Answer: ASet 1: Triangles
Explanation
Henry is setting up a triangular tent. The two equal support poles are each 8 miles long, and the base is 8 miles. What is the total length of the tent frame?
A.✓ Correct
24
B.
14
C.
34
D.
12
Detailed Explanation
Choice A is correct. An isosceles triangle has two equal sides. 1. Two equal sides: 2 × 8 = 16 miles Base: 8 miles Perimeter: 16 + 8 = 24 miles Therefore, the perimeter is 24 miles.
Key Steps:
•
The correct answer is 24
Why others are wrong:
B: This would give an incorrect result. Choice B is incorrect and may result from a calculation error.
C: This would give an incorrect result. Choice C 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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