Math, asked by ryanwalker, 1 year ago

In given figure, angle ABC =69°, angle ACB = 31°, find angle BDC.

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Answers

Answered by rs7908720
11
In∆ BAC 69+31+ angleBAC =180
Angle BAC=100
Angle BAC=angle BAD(angle in the same segment)
Angle BAD= 100
Answered by Anonymous
14

Hello mate =_=

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Solution:

∠ABC+∠ACB+∠BAC=180°

⇒69°+31°+∠BAC=180°

⇒∠BAC=180°−69°−31°=80°       ........(1)

∠BAC=∠BDC  (Angles in the same segment are equal)      .......(2)

From (1) and (2), we can say that

∠BDC=80°

hope, this will help you.

Thank you______❤

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