Solve Applied Problems Using the Law of Cosines
-Two Sailboats $21 \mathrm { mph }$

question 37

Multiple Choice

Solve Applied Problems Using the Law of Cosines
-Two sailboats leave a harbor in the Bahamas at the same time. The first sails at $21 \mathrm { mph }$ in a direction $350 ^ { \circ }$ . The second sails at $33 \mathrm { mph }$ in a direction $220 ^ { \circ }$ . Assuming that both boats maintain speed and heading, after 4 hours, how far apart are the boats?

• A) \(196.8\) miles
• B) \(125.6\) miles
• C) \(142.7\) miles
• D) \(171.9\) miles

Understand the process and application of the high-low method to calculate fixed and variable costs.

Learn the application of the least-squares regression method for estimating fixed and variable costs.

Interpret and analyze contribution margin income statements.

Calculate contribution margin per unit, contribution margin ratio, and variable expense ratio.

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Definitions:

Slope

The slope is the measure of the steepness or incline of a line, defined as the ratio of the vertical change to the horizontal change between two points on the line.

Sales Data

Information collected about the sales performance of products or services, often used for analysis and business strategy planning.

Advertising Data

Information collected concerning the performance and outcomes of advertising campaigns, including metrics like reach, impressions, leads generated, and sales.

Sum Of Squares

A statistical technique used to measure the dispersion or variation within a data set, calculated by squaring each deviation from the mean and summing these squares.