Plz help me it's really hard

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by

If there are 825 students at cherry hill high school and 4 out of every 5 students voted in the student council election, how many students voted?

What is the similarity ratio for two circles with areas 2pi m^2 and 200pi m^2