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Find the measure of angle A. 7x-2 80° 9x+6

Find the measure of angle A. 7x-2 80° 9x+6
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3 votes
Find the measure of angle A. 7x-2
80°
9x+6

Find the measure of angle A. 7x-2 80° 9x+6-example-1
User Evgeny Benediktov
by
8.4k points

1 Answer

2 votes
The answer is 40. To solve for x, you use this equation: 7x - 2 + 9x + 6 + 80 = 180. It ends up that x = 7, so then you plug that back into the original equation for angle A giving you 40°.
User Danielmhanover
by
8.9k points
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