In the following figure, Find the value of X
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angle bac =40
ab is eqqual to ac
so angle abc and angle acb are equal
(isosceles triangle prop..)
40 + angle abc + angle acb =180(asp of triangle)
40 +2angle abc=180
angle abc=70°
also angle acb=70°
angle acb+angle acd=180(linear pair)
angle acd=180-70
angleacd=110
ab is eqqual to ac
so angle abc and angle acb are equal
(isosceles triangle prop..)
40 + angle abc + angle acb =180(asp of triangle)
40 +2angle abc=180
angle abc=70°
also angle acb=70°
angle acb+angle acd=180(linear pair)
angle acd=180-70
angleacd=110
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