1
Answer: ASet 4: Triangles
Explanation
A triangular picture frame has sides measuring 11 yards and 6 yards. If the total perimeter is 24 yards, find the length of the third side.
A.✓ Correct
7
B.
17
C.
14
D.
3
Detailed Explanation
Choice A is correct. The perimeter of a triangle is the sum of all three sides. 1. Total perimeter: 24 yards Two known sides: 11 + 6 = 17 yards Third side: 24 - 17 = 7 yards Therefore, the third side is 7 yards.
Key Steps:
•
The correct answer is 7
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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