Let a = {0,1,2,3,4}×{0,1,2}, let b = {n | n is a positive factor of 144}, and let f : a→b with f(a1,a2) = 2 a1 · 3 a2 . is f one-to-one? onto?

What point is the projection of q on a) r b) s c) t

Use the graph of the sine function y=2sinθ shown below

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.