Answer:
Um I might not be able to solve one of them but I can help
Step-by-step explanation:
The formula to solve the volume of a triangle or prism
Step 1. find the area 1/2xbxh
Step2. Find area of base 1/2 (base1 x base 2) Ex: for number 6 the base is 6cmx6cm
Step3. Area of base x height = volume
