Question

Find the values of the unknowns x and y in the following diagrams:​

Answer 1

your answer is attached above

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Answer 2

Answer:

(i) y + 120° = 180° (linear)

y = 180° – 120°

y = 60°

thereafter

50° + 60° + x = 180°

110° + x = 180°

x = 180° – 110°

x = 70°

(ii). y = 80° ( vertically opposite angle )

50° + 80° + x = 180°

130° + x = 180°

x = 180° – 130°

x = 50°