Answer:
1. Figure 3
2. 2881.4 cm³
Step-by-step explanation:
The graph in figure 3 has a curve that fits the data best because it captures most of the points unlike the other two curves.
The curve in figure 3 has the equation;

2.
When using x=8, substitute the value of x in the equation with 8 to get
y = -16.9*64 + 430*8 + 523
y= 2881.4
= 2881.4 cm³
Answer:
5209.60 pesos
Step-by-step explanation:
$440 x 11.84= 5209.60
I think it's cost price
I heard it before somewhere
Hope I've been any help to you
Volume =


multiply r by 2 and you will get diameter
The answer is x=34 degrees.