Answer: 2080
Step-by-step explanation: formula for volume of trapezoid prism is bh. 10 times 19 is 190. formula for rectangular prism is lwh. 7 times 30 times 9 is 1890. add 190 and 1890 for both of their volumes.
Answer:
It is 45.27
Step-by-step explanation:
60 because if w = 20, then you do 20 x 3 and 20 x 3 = 60
