Convert each angle measure to degrees, minutes, and seconds. If applicable, round to the nearest second. -25.485°
Ch. 1 - Trigonometric Functions
Chapter 2, Problem 72
Convert each angle measure to degrees, minutes, and seconds. If applicable, round to the nearest second. 59.0854°
Verified step by step guidance1
Identify the given angle in decimal degrees: \(59.0854^\circ\).
Separate the whole number part from the decimal part. The whole number part is the degrees: \(59^\circ\).
Convert the decimal part (0.0854) to minutes by multiplying by 60: \(0.0854 \times 60\).
Separate the whole number part of the minutes from the decimal part. The whole number is the minutes.
Convert the remaining decimal part of the minutes to seconds by multiplying by 60, then round to the nearest second if necessary.

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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Decimal Degrees to Degrees, Minutes, and Seconds Conversion
This concept involves converting an angle expressed in decimal degrees into degrees, minutes, and seconds (D° M' S"). Degrees remain the integer part, minutes are obtained by multiplying the decimal remainder by 60, and seconds come from multiplying the remaining decimal after minutes by 60 again.
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Rounding to the Nearest Second
After calculating seconds in the conversion process, it is often necessary to round the value to the nearest whole number to simplify the angle measure. This ensures the angle is expressed in a standard format suitable for practical use, such as navigation or surveying.
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How to Use a Calculator for Trig Functions
Understanding Angle Measurement Units
Degrees, minutes, and seconds are units used to measure angles, where 1 degree equals 60 minutes and 1 minute equals 60 seconds. This hierarchical structure allows for precise representation of angles, especially when decimal degrees are not convenient or preferred.
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Reference Angles on the Unit Circle
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