What is the average of 30, 40, and 80?

Which graph represents the following piecewise defined function?

Measures of the angle of r, 31 s (x+4) t (3x+9)

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