7
Answer: ASet 2: Triangles
Explanation
Sofia designs triangular earrings. Each earring has two equal sides of 8 inches and a base of 6 inches. What is the perimeter of one earring?
A.✓ Correct
22
B.
11
C.
12
D.
32
Detailed Explanation
Choice A is correct. An isosceles triangle has two equal sides. 1. Two equal sides: 2 × 8 = 16 inches Base: 6 inches Perimeter: 16 + 6 = 22 inches Therefore, the perimeter is 22 inches.
Key Steps:
•
The correct answer is 22
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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