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1 vote
M∠1 = 3x°, m∠2 = 4x°, m∠3 = 2x°, find x

User Hissaan
by
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2 Answers

4 votes
m∠1+m∠2+m∠3=180
3x+4x+2x=180
9x=180
x=20
User Guy Goldstein
by
7.2k points
1 vote
A tringle has 3 angles and the total angles of a tringle is always 180 so you just add all the angles to 180 and the answer is x=20
User Condit
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