Calculated Industries 4090 - Manual (Page 10)

U
SER
’
S
G
UIDE
— 9
i Enters or converts to Inches. Also used with the /
key for entering fractional inch values (e.g., 9 i
1 / 2).
Note: Repeated presses after Ç toggle between Fractional
and Decimal Inches (e.g., 9 i 1 / 2 Ç i = 9.5
INCH; press i again to return to Inch-Fractions).
/ Fraction Bar — Used to enter Fractions. Fractions
may be entered as proper (1/2, 1/8, 1/16) or improper
(3/2, 9/8). If the denominator (bottom) is not entered,
the calculator's fractional resolution setting is auto-
matically used (e.g., entering
1 5 / = or +
will display 15/16, based on the default fractional
resolution setting of 16ths.
m Meters — Enters or converts to Meters.
Ç m Millimeters — Enters or converts to Millimeters.
TRIGONOMETRIC KEYS
Tangent Ø = Opposite
Adjacent
Sine Ø = Opposite
Hypotenuse
Cosine Ø = Adjacent
Hypotenuse