Step-4

Title: Geometry

Grade: Core-SAT3 Lesson: S3-P2

Explanation: Hello Students, time to practice and review the steps for the problem.

Lesson Steps

Step Type Explanation Answer

1

Problem

An ellipsoid whose radius and its axes are a = 4 cm, b = 6 cm, and c = 2 cm, respectively. Determine the volume for the given ellipsoid. (use pi = 3.14)

2

Step

Given, a is

b is

c is

4 cm

6 cm

2 cm

3

Step

Volume(v) of ellipsoid

\$"V" = (4/3) times π times "a" times "b" times "c"\$

4

Step

Substitute the values into the formula

\$"V" = (4/3) times π times 4cm times 6cm times 2cm\$

\$"V" = (4/3) times 3.14 times 48(cm)^3\$

5

Step

Calculate the Volume

\$"V" = (602.88)/3 = 200.96(cm)^3\$

6

Step

So, the volume of the ellipsoid is \$200.96(cm)^3\$.

7

Sumup

Can you summarize what you’ve understood in the above steps?

8

Choice.A

Incorrect, as it is smaller than the calculated volume

\$28.08("in")^3\$

9

Choice.B

Incorrect, not consistent with the correct calculation

\$168.08(cm)^3\$

10

Choice.C

It is the correct answer because it is the closest approximation to the calculated volume

\$200.96(cm)^3\$

11

Choice.D

Incorrect, not consistent with the correct calculation

\$68.08("in")^3\$

12

Answer

Option

C

13

Sumup

Can you summarize what you’ve understood in the above steps?


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