Gay were
a
JEPARTMENT OF COMMERCE
U. $, COAST AND GEODETIC SURVEY
Form 665
Ed. Dec. 1929
o
TRIANGLE COMPUTATION USING TWO SIDES AND INCLUDED ANGLE
j=tan (45°49)
a
iCalllonger . 0
0%
Pb ud
re
a
on
Prepes
Lage
ae
-
.
By
‘ 4ane
= = SASL Sg SSR
.
es
Log
-
Log sin C
2
:
~
S
wm = A,
SD
7 ty
:
F a
aad
= f,,
jm
ECS
4
q
Dek
fi
~
coe
Ea
oA
i
wy
a
Me
va
SNe!
2
bat
A
Patent
ne
“l
—
= ooi
toe
Olding Od. th
OL!I fees
s
Ms
|
Re
x
.
y
te
wish
iy
ome,
:
‘
oo?
oe
ee
wat
RE
-
y
wesph ex
og ph. excess
he
rg
#4
a
ty ¥
:
muh ede
ft
Bw
=
Ld
bco Loea
i
~
.
b Log sin C,
£ Colog
4
sil
Cf€
5
ooo
GC> GGE
Ay
fo
:
wif
oO
-
BY Cor. of
y j
.
.
a
/
a4
Log c
2 b Kj
No,
:
.
a
Ee
.-.
oy
££
PAA oy FeSele, SRR He
Ce Ok
CHECK COMPUTA TIOt:
-
an
;
SS SSSES SS = ne 2
,
ebb
STATION
agls &
wer
~
pPrrR gis sas
FR A.
opr
'
|
LOGARITHM
44 &
tags
/
1-2
|
—
o ¥%
ie
"7 i r
tC
=
oo
SiG }
i
AOR?
fg
!
—
7
4
ee
— ee
2-3
#
3
z
ae
Aome?
ante
|
—..
ese
al
1
at. sermon
me,
,
Trost ad
tet.
wal
Vb. |
*The subscript: sand 7 ai. t
16—48242~1
Prge
.
1
‘s
‘.
’
4 “
@. S. GOVERMENT PRINTING OrFice
zit
Og
a
VG
| ~—e
.F.
~
|
7
Pe
A,
we
“F4 az
i
VC
Cf Oe
I
!
5498
ee
Sel
|
|
L
1-3
AND DISTANGE
|
3
3
==
PLANE ANGLE,
|
:
|
oS
2
Winch
i
Geko 34
becepeee
y
Aix
A Concre
bac ke
4
FE.
on ne
&