1
Question
In the given figure, if x= 120∘ and y= 50∘, then find the value of z.
In the given figure, if x= 120∘ and y= 50∘, then find the value of z.
Open in App
Solution
The correct option is A
In a triangle, the exterior angle is equal to the sum of interior opposite angles.
The exterior angle here is 'x' and the interior opposite angles are 'y' and 'z'.
Thus, x = y + z
∴, 120 = 50 + z
⟹ 120 - 50 = z
⟹ z = 70∘
In a triangle, the exterior angle is equal to the sum of interior opposite angles.
The exterior angle here is 'x' and the interior opposite angles are 'y' and 'z'.
Thus, x = y + z
∴, 120 = 50 + z
⟹ 120 - 50 = z
⟹ z = 70∘
Suggest Corrections
10
