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Mathematics 11 Online
OpenStudy (anonymous):

Math help will medal and fan!!

OpenStudy (anonymous):

A) 20 ft B) 24 ft C) 20 ft D) 40 ft

OpenStudy (anonymous):

So this question involves the ratios of similar triangles. Do you know how to start?

OpenStudy (anonymous):

no not really

OpenStudy (anonymous):

Well, since the angles of both triangles are the same, we can compare the lengths

OpenStudy (anonymous):

The length ratio of the short sides is the same as the ratio of the longest sides (in this case, the length of the ladder)

OpenStudy (anonymous):

So 50:20 = 60:?

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