Answer:
15.2
Step-by-step explanation:
PiRsquared
Pi x 2.2²
Solution:
we are given that
If G is the midpoint of FH, it mean that

we are also given that

So we can write

So 
Answer:
a, c
Step-by-step explanation:
Let's start with one of each choice. That'll be 3 * 4 * 3 * 3 * 10 = 1080 pizzas. As for the second one, this time the toppings won't be 10 it will be 10 * 9 * 8 because we have 10, and then 9, and then 8 topping choices. This gives us 1080 * 9 * 8 = 77,760. Hope this helps!
Y = kx
80 = 16k
k = 80/16 = 5
direct variation
The first 2 choices are corect