asked 47.9k views
3 votes
Find measure of missing angle

Find measure of missing angle-example-1
asked
User DKen
by
8.0k points

1 Answer

4 votes

Answer:

18

Explanation:

properties of a triangle: all the angles add up to 180 degrees

so

180 - 90 - 72 = 18

answer is 18 degrees

answered
User Dader
by
9.0k points

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