Suppose ABC Is a Right Triangle with Sides of Lengths $\cos A$

question 163

Multiple Choice

Suppose ABC is a right triangle with sides of lengths a, b, and c and right angle at C. Find the unknown side length using
the Pythagorean theorem and then find the value of the indicated trigonometric function of the given angle. Rationalize
the denominator if applicable.
-Find $\cos A$ when $a = 5$ and $b = 3$ .

• A) \(\frac { 3 \sqrt { 34 } } { 34 }\)
• B) \(\frac { \sqrt { 34 } } { 5 }\)
• C) \(\frac { 5 \sqrt { 34 } } { 34 }\)
• D) \(\frac { \sqrt { 34 } } { 3 }\)

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Definitions:

Short-Term Obligations

Financial liabilities or debts that are due to be paid within a short period, typically within a year.

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Quantitative measures derived from a company's financial statements used to assess its financial health, performance, and stability.

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Financial metrics used to determine a company's ability to pay off its short-term debts with its liquid assets, critical for assessing financial health.

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