I have the answers, just don't know how to some it myself

http://i.imgur.com/rv9h7HB.jpg

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- April 29th 2014, 12:47 AMveganNot right angled triangle! help?!
I have the answers, just don't know how to some it myself

http://i.imgur.com/rv9h7HB.jpg - April 29th 2014, 01:36 AMSlipEternalRe: Not right angled triangle! help?!
I will use OB as the dotted line segment between O and B in your diagram. Since are distances, where those dotted lines meet OB, they form right angles. So, you can use trigonometry for those smaller triangles. and . Then the angle ABC is just .