U
SER
’
S
G
UIDE
— 71
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