The answer to the first question is 10 molds but the second part is hard, can anybody me?

Write the equation in logarithmic form 8^x=64

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

The given diagram shows the parts of a right triangle with an altitude to the hypotenuse. using the two given  measures, find the other four.