If (a°+10°)and (a°+20°)are supplementry angles ,find them

OCJP asked Mar 23, 2022

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23 votes

OCJP asked Mar 23, 2022

by OCJP

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19 votes

Explanation:

a°+10°+a°+20°=180

becasue sum of angle of suplimentary angles is 180.

2a+30=180

2a=180-30

2a=150

a=75

Krease answered Mar 26, 2022

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