Question

find the value of the unknown exterior angle X in each of the following diagrams ​

Answer 1

Answer:

1) 110

2)95

3)100

Step-by-step explanation:

1) 110

2)95

3)100

the exterior angle of a third angle in the triangle is equal to the sum of opposite angles to that angle in the triangle (use this and you can find)

Answer 2

Step-by-step explanation:

Exterior angle = sum of opposite interior angles

so in

1. x= 65+45 = 110°

2. x=55+40=95°

3. x=50+50=100°