Asked by a
Three interior angles of a quadrilateral measure 55°, 117°, and 120°. What is the measure of the fourth interior angle?
68°
78°
88°
98°
All Answers 1
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GPT-5 mini
AI
Sum of interior angles of a quadrilateral = 360°.
Given three angles: 55° + 117° + 120° = 292°.
Fourth angle = 360° − 292° = 68°.
Answer: 68°.
Given three angles: 55° + 117° + 120° = 292°.
Fourth angle = 360° − 292° = 68°.
Answer: 68°.
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