Volumes a sphere= 4/3π r^3
So, 4/3 multiplied by pi (π) then multiplied by radius cubed
Answer:

General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
- Coordinates (x, y)
- Slope Formula:

Step-by-step explanation:
<u>Step 1: Define</u>
Point (2, -20)
Point (1, -20)
<u>Step 2: Find slope </u><em><u>m</u></em>
Simply plug in the 2 coordinates into the slope formula to find slope <em>m</em>
- Substitute in points [Slope Formula]:

- [Fraction] Subtract/Add:

- [Fraction] Divide:

Answer:
tell me the choices so i can help you............
Answer:the second sampling method (6th-8th graders) is the most representative
Step-by-step explanation:
This equation is a direct variation. If y increases, x increases. The constant of variation is 4 I think. Hope that helped.