6
Answer: CSet 1: Triangles
Explanation
Michael is designing a triangular kite. Two angles measure 66° and 47°. Find the measure of the remaining angle.
A.
77
B.
57
C.✓ Correct
67
D.
33
Detailed Explanation
Choice C is correct. The sum of angles in a triangle is always 180°. 1. Two known angles: 66° + 47° = 113° Third angle: 180° - 113° = 67° Therefore, the third angle is 67°.
Key Steps:
•
The correct answer is 67
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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