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Mathematics 15 Online
OpenStudy (anonymous):

Find the measure of angle J. A.123 B.237 c.57 D.115

OpenStudy (anonymous):

OpenStudy (anonymous):

is it A.

ganeshie8 (ganeshie8):

correct how you figured it ?

OpenStudy (anonymous):

or do i use triangle sum theorem

OpenStudy (anonymous):

well the sum of angle of the triangle is 180 degree then the angle given is 65 and 58 so just subtract the from 180

OpenStudy (anonymous):

and i guess it's c 57

OpenStudy (anonymous):

i also thought the same thing. but im not 100% sure

OpenStudy (anonymous):

well it is 57

OpenStudy (anonymous):

be 100% sure

OpenStudy (anonymous):

cause 180-65-58=57

OpenStudy (anonymous):

did u get where this 180 come from?

OpenStudy (anonymous):

from triangle sum theorem

OpenStudy (anonymous):

yah! well then u can do it easily

OpenStudy (anonymous):

so it is c not a

OpenStudy (anonymous):

it is c 57

OpenStudy (anonymous):

okay thank you

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