Posted by lisa on Wednesday, May 23, 2012 at 1:47pm.
if triangle abc is similar to xyz and the area of abc is 8 square inches, what is the area in square inches of xyz. the triangles are right isoseleces triangles and the base of abc is 4. the base of xyz is 10.

geometry  Steve, Wednesday, May 23, 2012 at 6:32pm
side ratio xyz:abc = 10:4 = 5:2
area ratio is 10^2/4^2 = 25:4
area of xyz is 8*25/4 = 50