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A triangle has angle measures of 18° and 57°. What is the measure of the third angle?
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8 votes
A triangle has angle measures of 18° and 57°. What is the measure of the third angle?

User Andreas Steffan
by
7.3k points

1 Answer

7 votes

Answer:

105°

Explanation:

Measure of the third angle

= 180° - 18° - 57° (angle sum of triangle)

= 105°

User Agrejus
by
8.1k points
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