The dimensions of the base is 8 ft by 3ft, since correct option is (B) 8 ft by 3 ft.
Dimensions
Measure any two sides (length, width or height) of an object or surface in order to get a two-dimensional measurement.
How to find the base of the pyramid?
It is asking for the pyramid's base, therefore remove the 6ft because that is talking about the triangle, and multiply the 8 and the 3 to get the pyramid's base.
The base of the pyramid measures 8 feet by 3 feet.
Learn more about dimension here, https://brainly.com/question/26740257
#SPJ2
