A car travels 360 miles in a period of 180 minutes. Find the average velocity of the car in miles per hour over this time period
2 answers:
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Given problem;
A = 4 π R²
To solve for R, we have to make it the subject of the expression.
Since
A = 4 π R² , follow these steps to find R;
Multiply both sides by
A x =
x 4 π R²
= R²
Then find the square root of both sides
√R² =
R =
The solution is