Answer:
B
Step-by-step explanation:
If the diameter of sphere B is 42, that means the radius is half, so it is 21.
The question is asking what multiplied by 24 is 21, or 21 divided by 24. 21/24 can be simplified to 7/8.
the area A of the cross section of the column is .
<u>Step-by-step explanation:</u>
Here we have , building engineer analyzes a concrete column with a circular cross section. The circumference of the column is 18π, pi meters. We need to find What is the area A of the cross section of the column .Let's find out:
We know that , Circumference of circle =
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⇒
⇒
⇒
⇒
We know that area of circle =
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⇒
Therefore , the area A of the cross section of the column is .
Ok so 10^5 is 100,000
Now we muliply 5.32x100,000 is 532,00
Answer:
Scalene
Step-by-step explanation:
The sides are different lengths