Chapter 7 A Tale of Three Intersecting Lines - Part 7

If ∠A = 70° in triangle ABC, and bisectors of ∠B and ∠C meet at O, what is ∠BOC?

Type: MCQ • Marks: 1
If ∠A = 70° in triangle ABC, and bisectors of ∠B and ∠C meet at O, what is ∠BOC?
Options
A. 135°
B. 110°
C. 125°
D. 145°
Explanation
∠BOC = 90° + 70°/2 = 90° + 35° = 125°.
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Class 7th Ganita Prakash 1

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