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The sum of the angle measures in a triangle is 180°. Two of the angles of the triangle are 106° and 39°. What is the measure of the third angle?
A. 145°
B. 35°
C. 106°
D. 78°

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Answer:

B. 35°

Step-by-step explanation:

The sum of the angles of a triangle are 180

<1 + <2 + <3 = 180

106+39 + <3 =180

Combine like terms

145 +<3 = 180

Subtract 145 from each side

145-145+<3 = 180-145

<3 = 35

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