Question

Find the value of the unknown exterior angle ‘y’ in the given figure.

Options:
130°
110°
100°
120°

Answer 1

Answer:

Your answer is in the attachment.

Answer-110°

Answer 2

Step-by-step explanation:

Let the third angle be x

65°+45°+ x=180°

110°+x =180°

Now, 180°- 110°= 70°

x=70°

To find y:

y and x are perpendicular

so x=70°

Now, 70°+y = 180°

y= 180°-70°= 110°

Answer = y=110°