Solve the Problem $6 \mathrm { ft }$ From a Wall $b$

question 328

Multiple Choice

Solve the problem.
-A rotating beacon is located $6 \mathrm { ft }$ from a wall. If the distance from the beacon to the point on the wall where the $b$ is aimed is given by
$$a = 6 | \sec 2 \pi t | \text {, }$$
where $t$ is in seconds, find a when $t = 0.28$ seconds. Round your answer to the nearest hundredth.

• A) \(20.72 \mathrm { ft }\)
• B) \(- 32.02 \mathrm { ft }\)
• C) \(32.02 \mathrm { ft }\)
• D) \(9.41 \mathrm { ft }\)

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Definitions:

Hydrogen Bond

An insubstantial attachment between two molecules produced by the electrostatic allure between a proton of one molecule and an electronegative atom of the other.

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Atoms or molecules that have lost or gained one or more electrons, thus acquiring an electric charge.

Respective Charges

The specific electrical charges on particles or objects, usually defined as positive or negative, which determine their electromagnetic interactions.

Solvent

A substance, typically a liquid, capable of dissolving other substances to form a solution.