Math Problem Statement

What is the volume of the sphere? Use 3.14 for . 17 in. The volume is about (Round to the nearest hundredth as needed.)

What is the volume of the sphere? Use 3.14 for π. The sphere has a radius of 17 inches. Round to the nearest hundredth.

Solution

To solve this problem, we are given a sphere with a radius of 17 inches and asked to calculate its volume, using π3.14\pi \approx 3.14.

The formula for the volume VV of a sphere is:

V=43πr3V = \frac{4}{3} \pi r^3

Where:

  • rr is the radius of the sphere,
  • π\pi is approximately 3.14.

Step 1: Plug in the given values

Here, r=17r = 17 inches and π3.14\pi \approx 3.14.

V=43×3.14×(17)3V = \frac{4}{3} \times 3.14 \times (17)^3

Step 2: Calculate (17)3(17)^3

173=491317^3 = 4913

Step 3: Substitute this back into the formula

V=43×3.14×4913V = \frac{4}{3} \times 3.14 \times 4913

Step 4: Multiply the constants

43×49136548.67\frac{4}{3} \times 4913 \approx 6548.67

V3.14×6548.6720520.83in3V \approx 3.14 \times 6548.67 \approx 20520.83 \, \text{in}^3

Final Answer:

The volume of the sphere is approximately 20,520.83 cubic inches, rounded to the nearest hundredth.

Would you like more details or have any questions?

Here are 5 related questions to explore further:

  1. What is the surface area of the same sphere?
  2. How would the volume change if the radius were doubled?
  3. What is the formula for the surface area of a sphere?
  4. How do you derive the formula for the volume of a sphere?
  5. Can you calculate the volume of a hemisphere?

Tip: Always round your final answer as instructed, but keep intermediate values unrounded for accuracy.

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Math Problem Analysis

Mathematical Concepts

Geometry
Volume of 3D Shapes
Spheres

Formulas

Volume of a sphere V = (4/3)πr^3

Theorems

Sphere volume formula derived from calculus

Suitable Grade Level

Grades 9-12