Question

Work out the size of angle x give reasons for your answer

Answer 1

80 °

Explanation:

`(360-2*100)/(2) = 80`

Answer 2

x° = 80

Explanation:

Remember a line is 180°

Because B is = 100°

B and x are interior angles meaning B + x = 180°

100° + x = 180°

x = 80°