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maksim [4K]
2 years ago
14

Can somebody help me with this?

Mathematics
2 answers:
SCORPION-xisa [38]2 years ago
6 0

Answer:

C

Step-by-step explanation:

<1+<2=180 (angle addition postulate)

<1=39 (given)

39+<2=180 (substitution property)

<2=180-39 (subtraction property)

<2=141 ( simplification)

C, or 141 degrees. Have a nice day!

lesya [120]2 years ago
4 0

Answer:

141 °

since they are supplementary angles and they always add to 180 °

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<h3>Angles</h3>

An angle is formed when two lines intersect each other. Two angles are said to be supplementary if their measures add up to 180 degrees while Two angles are called complementary if their measures add up to 90 degrees.

m∠5 = 90° = x°

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