Find m T. Quadrilateral

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

Asphere has a diameter of 10 in. what is the volume of the sphere?

Solve the triangle. a = 21°, c = 105°, c = 5