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Archy [21]
3 years ago
15

Find the measure of angle b

Mathematics
2 answers:
blondinia [14]3 years ago
6 0

Answer:

130°

Step-by-step explanation:

a straight line is 180°

so you have

180°-50°= 130°

Gala2k [10]3 years ago
6 0
Explanation:

b and 50 are supplementary angles (they add up to 180), so create an equation by adding them up to equal 180:

b + 50 = 180

we want the x by itself, so subtract both sides by 50 to get:

b = 130°
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