Charlies eraser has a mass of 20g how many mg are in 20g

How can x+3=-2x+5 be set up as a system of equations

Solve for r r=c/2π c=15

2 1/3 multiples by 1 1/4

Find the volume of a pyramid with a square base, where the area of the base is 14.1 in' and the height of the pyramid is 11.1 in. Round your answer to the nearest tenth of a cubic inch.

What is greater than 714,587

Megan is going on a long distance road trip. She drives for 13 miles before being able to travel at a constant speed using cruise control. The equation used to find her total distance traveled is shown below.

The sector enclosed by  BCD in the circle below represents the section of a park used by the chamber of commerce for a fundraising event. What is the approximate area of the section of the park they want to use? A. 339 square feet B.

Triangles ΔABC ≅ ΔBAD so that C and D lie in the opposite semi-planes of segment AB. Prove that segment CD bisects segment AD.

Solve the equation 7 - (4^2-10) + n=10

Cheese cost 440 per pound find a cost per kilogram