When observed from the top of a 250 ft tall lighthouse, the angle of depression of an approaching ship at 50 degrees. Identify the horizontal distance from the lighthouse to the ship rounded to the nearest foot

What is the result of converting 60 ounces to pounds remember there are 16 ounces in a pound

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days