Plz help solve I need it done like ASAP like now plz and thanks

In the diagram below what is the approximate length of the minor arc ab

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

How can you find the magnitude of a vector, v = < x,y > , where the horizontal change is x and the vertical change is y?