Avertex can represent a) a person or location b) a relationship c) a deadline

Which of the choices shown could be used to prove that aacp=abcp ?

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

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?