Three letters weigh 310 3 10 ounces, 45 4 5 ounces, and 23 2 3 ounces. What is the total weight of the letters? Simplify your answer.

How do you find the circumfrance of a circle?

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?

What is the measure of angle a and angle c ?