Sand dollars are animals that live buried in the sand of shallow coastal waters. the thin circular body of a sand dollar is usually 2 to 4 inches wide. find the area of a sand dollar that is 3 inches wide.

If 1 km = 0.621 miles, how many miles are in a centimeter

Can someone answer it, and plot it, for 20 points and brainliest answer? p.s. they're the same ! : )

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?