5. A rectangular pyramid measures three feet by four feet at the base, and has a height of seven feet. Find its volume.
O A. 84 ft
O B.21 ft
O C. 28 ft
O D. 42 ft

Respuesta :

Answer: 28 ft

Step-by-step explanation:

Multiply 3,4, and 7 to get 84 ft cubed. To find the volume of a pyramid, divide by 3 to get 28 ft.