Aboat is travelling at a velocity represented by 2x3 - 10x2 + 7. at the same time, current is pushing the boat in the same direction with a velocity given by 5x3 + 19x2 + 4x. what is the total travelling velocity of the boat?

Acircular garden with radius of 8 feet is surrounded by a circular path with a width of 3 feet. what is the approximate area of the path alone? use 3.14 for π

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle. he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field

How many verticies does a triangular prims have