Answer:
Package B, you save 7.50
Step-by-step explanation:
Answer:
Pyramid Volume = (Area of Base * Height) / 3
height = side
Pyramid Volume = (side * side * side) / 3
Pyramid Volume = (side ^ 3) / 3
That's the answer. I don't know which of your answers equals that.
Pyramid Volume formula located here: http://www.1728.org/volpyrmd.htm
Step-by-step explanation:
Answer:
1)x^2+9x+20
2)x^2-11x+28
1) explaination:x*x+4x+5x+5*4=)x^2+9x+20
2 explaination: x*x+-4*x+-7*x+-7*-4=)x^2-11x+28