Pls help I really need help beg you you

The quadratic function h(t) = -16.1t^2 + 150 models a balls height, in feet, over time, in seconds, after its dropped from a 15 story building. from what height in feet was the ball dropped?

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits