# SOLUTION: One angle of a triangle is 20 degrees. The second angle’s measurement is four times the third. What is the measure of the third angle? HOW I SOLVE THIS?

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 Question 307852: One angle of a triangle is 20 degrees. The second angle’s measurement is four times the third. What is the measure of the third angle? HOW I SOLVE THIS?Answer by mananth(12270)   (Show Source): You can put this solution on YOUR website!One angle of a triangle is 20 degrees. The second angle’s measurement is four times the third. What is the measure of the third angle? HOW I SOLVE THIS? one angle is 20 degrees Let the third angle be x deg. The second angle will be 4x deg The first angle = 20 deg sum os angle s = 180 deg x+4x+20 =180 5x+20 =180 5x=160 x= 32 degrees. This is the third angle