Calculated Industries 4090 - Manual (Page 72)

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1) Find actual length “y” between objects in D1:
KEYSTROKE DISPLAY
1. Enter side a, b, and c:
o o 0.
8 f 1 1 i 1 1 / 1 6 Ç 4
A 8
FEET
11-11/16
INCH
1 f 7 i Ç 5 B 1
FEET
7
INCH
8 f 8 i 1 / 8 Ç 6 C 8
FEET
8-1/8
INCH
2. Calculate and input Theta by subtracting Degree “A” (found by
the Law of Cosines) from known angle of 180°:
1 8 0 – Ç 9 /_ A 95.70871°
= 84.29129 (Theta θ)
p /_ Ø 84.29129°
3. Recall stored “c” and input as “r”:
® 6 = d R 8
FEET
8-1/8
INCH
4. Calculate “x”:
R X 0
FEET
10-3/8
INCH
5. Calculate “y”, or actual length:
r Y 8
FEET
7-5/8
INCH
STORED
STORED
STORED