Geometry math question no guessing and show work

How many $20 bills do you need to have to make $280

When are triangles considered similar? a. corresponding angles are equal andcorresponding sides are proportionalb. corresponding angles are proportional andcorresponding sides are equalc. corresponding angles are equal orcorresponding sides are proportionald. corresponding angles are proportional orcorresponding sides are equal select the best answer from the choices providedmark this and retumsave and exitnext

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.