Find the surface area of the sphere. Leave the answer in terms of π (The diameter is 18 yd).

What is the measure of angle tvu shown in the diagram below

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?

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read