Answer:
Length: 21 cm and Width: 6cm
Step-by-step explanation:
Let 
be the width and 
length of the rectangle. We know:
-------- eq. 1
(Perimeter of the rectangle) ------- eq. 2
Substitute equation 1 in equation 2:
Using the value of y, we find x.
Calculate the volume of the rectangular prism than calculate the volume of the triangular prism
8 centimeters would be your answer
Answer:
a [2, -4, -6, -2]
Step-by-step explanation:
