the angle in a suplementry angle is 3a ,3a+20,2a find a
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3a+3a+20+2a=180
8a+20=180
8a=180-20=160
a=160/8
:.a=20
8a+20=180
8a=180-20=160
a=160/8
:.a=20
mythilisoundar35:
thanks for your answer
Answered by
1
a is 20 add all of them equate to 180 and. you will get it
thanks and i got it
you are always welcome
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