Mellisa has a doll that needs to lie flat in her toy box. the doll is 3 1/2 feet long. which box should frank and his stepdad choose for mellisa?

Can someone check if i did this correct. it’s number 4 if you’re wondering.

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?

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.