Question

Work out the value of x.

Answer 1

Step-by-step explanation:

5x+4x=180(co-interior angles)

9x=180

x=20°

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Answer 2

Answer:

hey mate your answer is 20°

Step-by-step explanation:

4x and 5x are the interior angles

so,their sum will be 180°

4x+5x=180°

9x=180°

x=180°/9

x=20°

hope it helps

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