The measure of ∠d is 150°. What is the value of m∠b + m∠c +m∠e
2 answers:
Answer:
3: 120 degrees
Step-by-step explanation:
Answer:
C. 120°
Step-by-step explanation:
m∠d = 150°
m∠ a = 90°
The sum of angles at a point add up to 360°
m∠b + m∠c +m∠e = 360° - (90° + 150°) = 120°
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