I believe A, C, D, E, and G. I don't know if I am right, I am just making an educated guess. Please tell me if I am right!
The volume is 58.67
I used the the formula V= l*w*h / 3 to solve for the volune of a pyramid
Answer:
m C and m D are a linear pair // Definition of supplementary angles
m C + m D =180 // Definition of a linear pair
Step-by-step explanation: