Question

if the angles of triangle are in the ratio 1:4:5 . find the angles​

Answer 1

x+4x+5x=180

10x=180

x=18

x =18

4x=72

5x=90

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Answer 2

Answer:

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Step-by-step explanation:

sum of the angles in a triangle adds to 180 degree...ANGLE SUM PROPERTY

1x+4x+5x=180

10x=180

x=180/10

x=18

1x=1×18=18degree

4x=4×18=72degree

5x=5×18=90degree

Therefore the angle are 18 72 and 90 degree