From an airplane at an altitude of 1200 m, the angle of depression to a building on the ground measure 28degree. find the distances from the plane to the building.

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?

Write the expression 7x^3-28xy^2 as the product of 3 factors

Apply the distributive property to simplify the expression. −4(5x + 2)