Calculate the midpoint of the line segments joining the two points below
a) (3,6) and (5,10)

Can someone answer this question? : )

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w