In a triangle ABC the internal bisectors of Angle B and angle C meet at O prove that OA is the internal bisector of angle A
Answers
Answered by
2
Answer:
In ΔABC, by angle sum property we have 2x + 2y + ∠A = 180° ⇒ x + y + (∠A/2) = 90° ⇒ x + y = 90° – (∠A/2) à (1) In ΔBOC, we have x + y + ∠BOC = 180° 90° – (∠A/2) + ∠BOC = 180° [From (1)] ∠BOC = 180° – 90° + (∠A/2)∠BOC =90°+(∠A/2)
Answered by
3
Answer:
HOPE IT HELPS
PLS MARK IT AS BRAINLIEST
AND DO FOLLOW ME
Attachments:
Similar questions
Math,
4 months ago
Computer Science,
4 months ago
English,
4 months ago
Physics,
8 months ago
English,
8 months ago
CBSE BOARD X,
10 months ago
Science,
10 months ago