Math, asked by zunaira7899398471, 7 months ago

an exterior angle of a triangle is 80 and the interior angle are in the ratio is 1:3 measure the angle

Answers

Answered by ranikomal7026

1

Answer:

1x+3x=80

4x=80

×=80÷4

×=20

1x=1 x20=20

3x= 3 x 20 = 60

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