in triangle ABC , angle A 44° . if AB=AC , find angle B and angle C ?
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In triangle ABC
∠A= 44 (Given)
AB=AC
To find
∠B and ∠C
C
/\
/ \
/____\
A (44) B
Draw a line perpendicular
C
/I\
/ I \
/__I__\
A o B
In Triangle AOC
∠AOC= 90
∠OAC= 44
let ∠ACO=x
We know that the sum of all angles of a triangles are 180
∠AOC+∠ACO+∠OAC= 180
90+x+44= 180
134+x= 180
x=180-134
x= 46
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