Question

Work out the value of x

Answer 1

Explanation:

Add 87° + 63° = 150°

then set up this equation:

x + 150° = 180°

x + 150° = 180°

- 150° = -150°

x = 30°

When you add 87 + 63 + 30

it should give you 180° if it doesnt equal 180° then recheck your work.

This screenshot should help you

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