In triangle ABC, angle A = angle b/2= angle c/6. Find the measure of angle A Question In triangle ABC, angle A = angle b/2= angle c/6. Find the measure of angle A in progress 0 Math Kaylee 3 days 2021-10-11T09:28:33+00:00 2021-10-11T09:28:33+00:00 1 Answer 0 views 0

## Answers ( )

A=B/2……………1

A=C/6……………..2

FROM 1 & 2,

WE GET B/2=C/6

I.E. B=C/3……………….3

ALSO WE KNOW THAT A+B+C=180

PUT A=C/6 AND B=C/3, WE GET

C/6+C/3+C=180

I.E. C+2C+6C=1080

I.E. 9C =1080

C=120

PUT IN 2, WE GET A=120/6=20

PUT IN 3, WE GET B=120/3=40