Calculated Industries 4095-C Pocket Reference Guide User Manual
Page 20
any operator key is pressed. For example,
30° 89’ entered will be corrected and dis-
played 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:
Given side A and angle a, find:
Side C
A a
(e.g., 5 1 )
Side B
A a
Angle b
90° a
Given side A and angle b, find:
Side B
A b
Side C
A b
Angle a
90° b
P
ocket
R
efeRence
G
uide
— 37
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
Basic D:M:S and
Trigonometry 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
44.29
(dms◄►deg)
DMS 44.17.24
Note: Improperly formatted entries will be
redisplayed in the correct convention after
(cont'd)