What is the perimeter of the polygon?
12 cm
4 cm
5 cm
5 cm
6 cm

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

Find the area of the regular hexagon if a side is 20 cm.

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box