13 because the scale factor is 1/3
Answer:
392
Step-by-step explanation:
If we have the expression
and we know the values of m and n, we can just substitute inside the expression and solve.

Hope this helped!
I believe C is correct,
Also, did you finish the equation for letter D?
The correct choice (B)
By slicing the triangular prism with a plane parallel to the equilateral base
that will produce an equilateral triangle cross section
see the attached figure