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Solve for 43. 43 = [?] 58° 139° 41° 43
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1 vote
Solve for 43.
43 = [?]
58°
139° 41°
43

Solve for 43. 43 = [?] 58° 139° 41° 43-example-1
User Artur Pyszczuk
by
5.6k points

1 Answer

4 votes

Answer:

∠3 = 81

Explanation:

Interior angles in a triangle add up to equal 180°

Hence, 58° + 41° + ∠3 = 180

58 + 41 = 99

99 + ∠3 = 180

* subtract 99 from each side *

99 - 99 cancels out

180 - 99 = 81

we're left with ∠3 = 81°

User Jamp
by
6.0k points
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