prealgebra 1
posted by heather .
he triangles are similar. Find the value of a.
bout side of triangle is 16 and 20 and the other triangle is a and 8
A. 10
B. 6
C. 16
D. 12
Im thinking it 12

prealgebra 1 
bobpursley
16/20=a/8
a= 16*8/20=.....128/20=6.4 about 6
I am wondering if the problem should have read 16 and 20 and the other triangle is 8 and a.
That gives a=10
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