Solve the Right Triangle Shown in the Figure $$b = 120 , c = 470$$

question 132

Multiple Choice

Solve the right triangle shown in the figure. Round lengths to one decimal place and express angles to the nearest
tenth of a degree.
- $$b = 120 , c = 470$$

• A) \(\mathrm { A } = 75.2 ^ { \circ } , \mathrm { B } = 14.8 ^ { \circ } , \mathrm { a } = 454.4\)
• B) \(\mathrm { A } = 75.2 ^ { \circ } , \mathrm { B } = 14.8 ^ { \circ } , \mathrm { a } = 485.1\)
• C) \(\mathrm { A } = 75.7 ^ { \circ } , \mathrm { B } = 14.3 ^ { \circ } , \mathrm { a } = 485.1\)
• D) \(\mathrm { A } = 14.3 ^ { \circ } , \mathrm { B } = 75.7 ^ { \circ } , \mathrm { a } = 454.4\)

---

Definitions:

Standard Time

The established amount of time required to perform a specific task under normal conditions with average effort.

Performance Rating

An assessment of an individual's or machine's productivity level, often compared against a standard to gauge efficiency.

Observed Time

The actual amount of time measured for a task or process to be completed, as opposed to estimated or standard time.

Allowance Factor

A coefficient applied to account for uncertainties, variations, or additional capacity in calculations or designs.