the ratio of three angles of a triangle is 5:6:7 find the measure of three angles and identify the the type of the angle
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5x+6x+7x=180
18x=180
x=10
5x=50 , 6x=60 , 7x=70
50,60,70 are the angles
Answered by
1
Step-by-step explanation:
ratio of angles = 5:6:7
let 1st angle =5x
2nd angle = 6x
3rd angle = 7x
by the angle sum property of triangle
5x +6x + 7x = 180
18x = 180
x = 180/18 = 10
let 1st angle =5x = 5 x 10 = 50
2nd angle = 6x = 6x 10 = 60
3rd angle = 7x=7 x 10 = 70
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