if angle AOC = 50 then (angleAOD + angle COB) is + to ...?
a. 100
b. 130
c. 140
d. 260
Answers
Answered by
2
Answer:
b is the answer 130
Step-by-step explanation:
180-50=130
Answered by
0
Step-by-step explanation:
Given
AOC is a straight line
∠AOB=50°
∠AOE=90°
∠COD=25°
To find the measures of ∠BOC
∠AOB+∠BOC=180°
{Linear pairs of angle}
50 ° +∠BOC=180°
On further calculation, we get
∠BOC=180°−50°
∠BOC=130°
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