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Find the measure of angle C.

Find the measure of angle C.
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4 votes
Find the measure of angle C.

Find the measure of angle C.-example-1
User Eric Hartmann
by
8.5k points

2 Answers

1 vote
5x + 15 + 8x + 3 + 7x + 2 = 180
20x + 20 = 180
-20 -20
20x = 160
/20 /20
x = 8
5x + 15
5(8) + 15
40 + 15 = 55 <---- measure of angle C
User Pbount
by
8.3k points
3 votes
8x+3 + 5x+15 + 7x+2 = 180
20x + 20 = 180
20x = 180 - 20
20x = 160
x = 160/20
x = 8

∠С = 5x+15 = 5*8 + 15 = 55°
User Shmee
by
8.4k points
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