Answer:
hi
Step-by-step explanation:
28.5
Multiply 3x by -6, it gives you -18 so I'm going to say D
Answer:

Step-by-step explanation:
Given


Required
Determine the height
The volume is calculated as:

Since, it has a triangular cross-section, the expression becomes:

So, we have:




Answer:
x=13
Step-by-step explanation:
2.6+10.4=13