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Find the measure of

Find the measure of-example-1

1 Answer

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Answer:

m∡GHI = 21°

Explanation:

Since the lines are intersecting, GHI and JHK are opposite angles, so they are the same measure.

That means you can set them equal to each other

x + 7 = 3x - 21

x = 14

Now plug x into GHI

14 + 7 = 21

m∡GHI = 21°

User Konrad Madej
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