What is the greatest common factor of 150, 275 and 420

Solve: 3x+y=6 4x-2y=18 show all work !

Given: pqrs is a parallelogram prove: pr and qs bisect each other at t

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