## Related questions with answers

Question

To protect a circular area of a park, cameras are placed on a lamppost in the center of the area. If each camera can observe an arc measure of $75^{\circ}$, how many cameras are needed to observe the entire area around the lamppost?

Solution

VerifiedStep 1

1 of 2The entire area around the lamppost is 360$\text{\textdegree}$. Determine the number of cameras needed for the entire area around the lamppost.

$\begin{gather*} 360 \div 75 = 4.8 \end{gather*}$

The number of cameras needed for the entire area around the lamppost is $\textbf{about 5 cameras}$.

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