There are 84 girls in grade 3.the boys are twice the numbers of girls. how many pupils are there in all in grade 3?draw a diagram. ​

Cindy uses 1-inch cubes to find the volume of a jewelry box shaped like a rectangular prism. she uses 780 cubes to completely fill the jewelry box with no gaps or overlaps. if the jewelry box is 13 inches long and 5 inches wide, how tall is cindy’s jewelry box?

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0