hey guys
can anybody solve this
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2
Answer:
X = 120°
Step-by-step explanation:
find inner angle (E) of right tri. that is = 60°
and then find outer angle of (E) that is = 120°
then outer angle of (E)is alternative angle of X
alternative angles are always is equal
Answered by
7
Firstly, we'll find ∠ FEA
∠ FEA + ∠ FAE + ∠ AFE = 180° ( A.S.P. )
∠ FEA + 90° + 30° = 180°
∠ FEA = 180° - 120°
∠FEA = 60°
Now, by A.I.A. property, as AB || CD
x = 180° - ∠FEA
x = 180° - 60°
x = 120°
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