Question

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Answer 1

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Answer 2

Let both interior opposite angles be 'x' and'x+20'.

According to the Exterior angle property,

120=x+x+20

120=2x+20

120-20=2x

100/2=x

So , x=50

x+20=70

You can verify it by the property(120=50+70) or by Angle Sum Property of the Triangle{180=60+70+50(60 is supplement of 120)}

Hope this helps

Plzzzzzzz mark it brainliest.

Let both interior opposite angles be 'x' and'x+20'.

According to the Exterior angle property,

120=x+x+20

120=2x+20

120-20=2x

100/2=x

So , x=50

x+20=70

You can verify it by the property(120=50+70) or by Angle Sum Property of the Triangle{180=60+70+50(60 is supplement of 120)}

Hope this helps

Plzzzzzzz mark it brainliest.

Let both interior opposite angles be 'x' and'x+20'.

According to the Exterior angle property,

120=x+x+20

120=2x+20

120-20=2x

100/2=x

So , x=50

x+20=70

You can verify it by the property(120=50+70) or by Angle Sum Property of the Triangle{180=60+70+50(60 is supplement of 120)}

Hope this helps

Plzzzzzzz mark it brainliest.