Question

Please help me. I can't remember how to solve these kind of equations. I'm kind of confused. Help would be greatly appreciated! I have posted the problem below. Thank you! (:

Answer 1

where?

Answer 2

Right here. Sorry, my computer froze when I was trying to post it.

Answer 3

it's a linear pair , so angle acb + angle bcd = 180

Answer 4

substitute N u get it

Answer 5

No, I'm still confused. :/ I suck at math...

Answer 6

<ACB + <BCD = 180 (linear pair)

Answer 7

65 + <BCD = 180
<BCD = 180 - 65 = 115

Answer 8

Oh, so subtract them?

Answer 9

I think I get it now! Thank you very much!! :3