Question

If the angle of a triangle
ratio 1: 4:5. find them​

Answer 1

Answer:

1x+ 4x+5x=180°

10x =180°

x=18°

angles are 18° ,72°,90°

Step-by-step explanation:

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Answer 2

Answer:

let the angels be x

the sum of the 3 sides of the triangle is 180

so,x+4x+5x=180

=10x=180

=x=180/10

=x=18

4x=18×4

=72

5x=18×5

= 90

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