Answer:
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Step-by-step explanation:
I DON'T KNOW?
Answer: The surface area of the ball is 15.90 in².
Step-by-step explanation:
1. The ball is spherical, therefore to calculate its surface area, you must apply the formula for calculate the surface area of a sphere, which is:
2. You can calculate the radius () with the diameter given in the problem, as following:
3. Substitute this value into the formula. Then, you obtain that the result is:
Answer:
Now, we’re going to consider an example of proportional relationship in our everyday life: When we put gas in our car, there is a relationship between the number of gallons of fuel that we put in the tank and the amount of money we will have to pay. In other words, the more gas we put in, the more money we’ll pay.
Step-by-step explanation:
hope this helps
Answer:
15.7
Step-by-step explanation:
Lets take a = 50.
Area of Sector =