Answer:120
Step-by-step explanation:
calculate the sum of the negetive numbers 3x-40
=120
Answer:
x = 12
y = 12√3
Step-by-step explanation:
1. The rectangular prism is a right prism with rectangular bases (check the picture)
2. It has 8 vertices, so we are looking for 3d figures with 4 vertices.
3. A face can have at least 3 vertices, and the 4th must be outside of the plane determined by the first 3 vertices. This makes 4 vertices in total.
4. The 3d figure described in step 3 is a pyramid.
Answer:
Option B
Step-by-step explanation:
I solved in the picture
Hope this helps ^-^