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Find the measure of the missing angle using the triangle angle sum theorem

Find The Measure Of The Missing Angle Using The Triangle Angle Sum Theorem class=

Sagot :

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Answer:

m∠60

Step-by-step explanation:

30 + 90 = 120

180-120=60

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Answer:

x = 60°

Step-by-step explanation:

A triangle is equal to 180°

Make an equation and solve:

30° + 90° + x = 180°

120° + x = 180°

x = 180° - 120°

x = 60°

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