Question

The angles of a triangle are in the ratio 5 : 3 : 7. Find the angles?
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Answer 1

Answer:

let the angles be 5x,3x,7x

sum of all angle of triangles=180degree

5x+3x+7x=180degree

15x=180degree

x=180/15

x=12

now, 5x=5×12=60

3x=3×12=36

7x=7×12=84

hope this helps!