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Ms. Barry's classroom had 21 desks with 309 cubes on each desk.
Ms. Colton's classroom had 2,014 cubes in one box and 2,998 cubes in another
box.
Which room had more cubes?
Use estimation to determine which room had more cubes. Do not solve!
Explain your thinking here. i really need help please someone

If the dimensions of a rectangular prism are 5 ft x 3.5 ft x 2 ſt, what is the surface area?

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)

Answer each of the questions for the following diagram: 1. what type of angles are these? 2. solve for x. what does x equal? 3. what is the measure of the angles?