How to solve y=2x-10 and 6x+7y=10 using substitution
1 answer:
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Answer:
The diameter is 13.88 feet.
Step-by-step explanation:
1. The formula for calculate the volume of a sphere is:
Where is the radius.
2. The diameter is:
3. So, you must solve for the radius in the first equation:
4. Then, the diameter is:
Answer:
C)
Step-by-step explanation:
The formula for area is
A=pi * radius ^2
If the diameter is 40, the radius is 20
Therefore