What is the following sum? 4(\root(5)(x^(2)y))+3(\root(5)(x^(2 ))y)
Please list the steps and how to solve.

Which best explains why this triangle is or is not a right triangle?

Which representation has a constant of variation of -2.5

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *