find the unkonw angles marked in each of the following figure .
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find the unkonw angles marked in each of the following figure .
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In ∆ PQR
2x + 6x + x = 180°
By the Angle sum property of triangle.
9x = 180°
x = 180/9
x = 20°
Thus, the angles are
x = 20°
2(20) =40°
6(20) = 120°
Hope it helps !
9x=180
x=20
then,
x=90
2x=40
6x=120
hope it will help you