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Answered by
1
Here in the given figure,
39°+X=123°(exterior angle property)
X=123-39
X=84
Or this can be done in another way also
Angle BAC+angle CAD=180°(ANGLE SUM PROPERTY)
Angle BAC=57°
then,
39+X+57=180°
X+96=180
X=84°
39°+X=123°(exterior angle property)
X=123-39
X=84
Or this can be done in another way also
Angle BAC+angle CAD=180°(ANGLE SUM PROPERTY)
Angle BAC=57°
then,
39+X+57=180°
X+96=180
X=84°
Answered by
1
84 is the answer (angle sum property).
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