Help with the x please.

Alogical argument that is presented in graphical form using boxes and arrows is called?

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

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?