8. Evaluate the expression (ab)^2 for a = 4 and b = 3.

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a