Step-by-step explanation:
start with 390 000x 5.6 x 6
Answer:
See explanation
Step-by-step explanation:
First, convert this to standard form. By completing the square, you can do the following:


This is a circle with center (-1,-2), and radius 7. It looks like the one I graphed below. Hope this helps!
Answer:
option 2 is better( 3 pizza with 30 inches diameter)
Step-by-step explanation:
Area of the large pizza = A=πr^2=962.11 * 2( for two pizzas)=1924.22
Area for small pizza : A=πr^2=706.86*3 pizza=2120.58
your buying more pizza for less price
(there are more than one way to figure the answer)