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Mathematics 20 Online
Parth (parthkohli):

http://imgur.com/VllIuk5

Parth (parthkohli):

20th.

ganeshie8 (ganeshie8):

finding BOC : in isosceles triangle OCB, base angles are equal

ganeshie8 (ganeshie8):

so BOC = 180 - 57-57

Parth (parthkohli):

Ahh, OK.

ganeshie8 (ganeshie8):

AOC should be easy now...

Parth (parthkohli):

Yup. Sum is 120

Parth (parthkohli):

Thank you! Gotta sleep now.

ganeshie8 (ganeshie8):

gn have good sleep :D

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