If the volume for 3-d pyramid a is 200cm and the volume for 3-d pyramid b is 800cm, how many times bigger is the volume of pyramid b than pyramid a?

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