For 24, the answer is 24.

Use FOIL to help expand the expressions
First
Outer
Inner
Last
When we foil out the expression we get:

Now start multiplying the expression to get:

Combine like terms; Final answer:
so A
The formula for the volume of a cone is V=(1/3)πr^2h.
To find r (radius) divide the diameter by 2, giving you 2.5 cm.
Plug in the numbers now !
V=(1/3)(3.14)(2.5^2)(9)
V=(1/3)(3.14)(6.25)(9)
V=(1/3)(176.625)
V=58.875
Therefore, the volume of the cone is about 59cm^3 :)
Answer:
Step-by-step explanation:
Use the FOIL method.
2x * x + 2x * 6 + -9 * x + -9 * 6

Combine like terms.

<u>Answer</u>
