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Mathematics 15 Online
OpenStudy (anonymous):

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OpenStudy (anonymous):

@ranga Been waiting for about an hour+. Can you help?

OpenStudy (ranga):

The diagram does not go with the problem. There is no ACD or ABC in the diagram.

OpenStudy (anonymous):

Oh. No wonder, i have the wrong image!

OpenStudy (ranga):

Triangles ABC and ACD are congruent. That means angle ABC = angle ACD and angle ACB = angle ADC The three angles of triangle ABC are congruent to the three angles of triangle ACD. Therefore triangles ABC and ACD are similar triangles.

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