Degrees, Minutes, and Seconds to Decimal Conversion
Convert angles expressed in degrees, minutes, and seconds to decimal degrees.
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Degrees, Minutes, and Seconds to Decimal Conversion
Name:
Date:
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Convert each angle from Degrees, Minutes, and Seconds (DMS) format to Decimal Degrees (DD). Round your answers to two decimal places where necessary.
1. Convert 45° 30' 0'' to decimal degrees.
2. Convert 72° 15' 0'' to decimal degrees.
3. Convert 120° 45' 0'' to decimal degrees.
4. There are 60 in one degree.
5. There are 60 in one minute.
6. To convert minutes to decimal degrees, divide the minutes by .
7. To convert seconds to decimal degrees, divide the seconds by .
8. Convert 30° 15' 30'' to decimal degrees. Show your work.
9. Convert 60° 0' 45'' to decimal degrees. Show your work.
10. Which of the following is equivalent to 1°?
0.1 decimal degrees
60 minutes
30 seconds
0.5 decimal degrees
11. An angle of 90° 0' 0'' is how many decimal degrees?
90.00°
90.01°
90.60°
90.3600°
12. One minute of arc is equal to 1/60th of a degree.
True
False
13. 3600 seconds make up one degree.
True
False
Use the protractor image to visualize angles, then practice converting. (No question associated with this image)
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