Answer:
Volume of the rock=
Step-by-step explanation:
Volume of triangular pyramid =
Where B is the area of base
H is the height of pyramid
Length if base of base triangle = 8.5 inches
Height of base = 4 inches
Area of base triangle =
Height of pyramid = 12 inches
Volume of triangular pyramid =
So, option D is true
Volume of the rock=
Step-by-step explanation:
18x³y⁴
Any fraction that can be simplified to 1/4 would work. I don't have a model to shade, but I can give you some examples. 2/8, 3/12, 4/16, 5/20... I hope this helps!