Calculated Industries 4095-C User Guide - Manual (Page 50)

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Circle Area and Circumference
Find the area and circumference of a circle with a diameter of
25 Inches:
KEYSTROKE DISPLAY

 0.
2
5   DIA 25 INCH

AREA 490.8739 SQ INCH

CIRC 78-9/16 INCH
Basi c D:M:S and Tr igonometry Examples
Converting Degrees:Minutes:Seconds
Convert 23° 42’ 39” to decimal degrees:
KEYSTROKE DISPLAY

 0.
2
  4 2    DMS 23.42.39
 
(dms deg) 23.71°
Convert 44.29° to degrees:minutes:seconds format:
KEYSTROKE DISPLAY

 0.
4
4  2    (dms deg) DMS 44.17.24
Note: Improperly formatted entries will be redisplayed in the correct convention
after any operator key is pressed. For example, 30° 89’ entered will be correct-
ed and displayed at 31° 29’ 0” or 31.48°.
Trigonometric Functions
Trigonometric functions are available on the Pipe Trades Pro
calculator.
The drawing and formulas below list basic trigonometric
formulas, for your reference:
(cont'd)