Calculated Industries Construction Master Pro 用户指南

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页码 110
U
SER
S
G
UIDE
— 81
Angle — 
Rise and Hypotenuse Known
Find the angle that connects the rise and hypotenuse of a right triangle,
if the rise is 6 Feet and the hypotenuse is 10 Feet in length.
KEYSTROKE
DISPLAY
1. Use trigonometric formula (divide the rise by the hypotenuse):
o o
0.
6 f ÷ 1 0 f =
0.6
2. Solve for degrees:minutes:seconds or angle:
Ç ç 
(cos 
-1
)
53.13°
Ç • 
(dms
deg)
DMS  53.07.48