Homework Help: algrebra

Posted by yeral on Tuesday, November 17, 2009 at 8:06pm.

2 similar triangles were drawn in a design.one was 1/4 the size of the other.if the measures of the first were 5,6 and 12 the measure of a larger triangle were is
A)10,14 and 24
B)20,28 and 48
c)10,28 and 48
d)14,28 and 48

algrebra - bobpursley, Tuesday, November 17, 2009 at 8:15pm
It is a real lousy question.

What it means is in area, one is 1/4 the size of the other. Since triangle area is proportional to base*height, each of those must be 1/2 the larger (remember 1/2*1/2=1/4)

so the sides would be 10,12, and 24

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