contestada

In the diagram below, all angles are given in
degrees (°).
Find the value of x.
60
x +90
X
3x
Not drawn accurately

In the diagram below all angles are given in degrees Find the value of x 60 x 90 X 3x Not drawn accurately class=

Respuesta :

Answer:

30°

Step-by-step explanation:

x + 90 = 2 × 60 ( angle at center = 2 × angle at circumference.)

x +90 = 120

x = 120-90

x = 30°