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# Title: Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences (shelfmarks Leibn. Marg. 71; ZEN Leibn. Marg. 71)
# Folio - , page id 806933011:0070
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TOTF of a Segment, is an Angle made by
ihe Circumference and a Riphe Line currins il.
Thus here rhe ruvo mix d Angles a and e mad
6) che Chord and rhe Ark aro called Ancles o
F SOLID: Sec Solid Anslet
made by 2 Fangent c0 2 ClCle 200
any Chord draun trom che lame Point ol C
raet, is equal to any Anple rhac can be ade
che Oppolice Sexment. 32. 6. 3. Fuclid.
r
Dram che Diamerer
B5. and allo che L
eb7
a desment.
AN
ne, is in Angle made D
cuo Riehe Lines risine trom the Anples ot che
Seement, and meerins in ehie Circumterence
Thus ehie Angle a b0 insistinz oc Randins ou l
Chord ac, and having ies Verrex in ehe Circum
terence ot chie Cirele is called an Angle in the dee
Demonstratio
Because fb is a Diame
a RigHE Angu, t
must be equal co a Righe fBlC.
2
comion i0 o, ien Clrfn
CutthedC
menc, Wherelore l
AIIO, ILay, 
nonscration
ThCC ofr F Y
ne Angle brF i
re
e che tgles b antu 1s
15 
bfr and rf n L. becaule fn
Tangent, theretore cake away bfr wrtich is
Sccdule upon che lame Sc8.
fn. 8
(Cd.
L
And = d L C rfd F
2l
otet 406.
BuE CrfA- rf
Cheretole cakins ay rfn trom borh, the La
wil remain equal ro rhe f. 0fr. 8: F. D
Corollary
ac the Opposire Angles
(d and a) oF any Ouadrilareral Figure inscribed
Hence Tis plain.
in 2 Cirele are equal eo cwo Rixtc Anples.
FOr d + a 0fr + rf n 2
caule chey are just che Flalres oF che Aneles ac
che Cenrre Handins on che lame ArH. Sec An
sles of the Center
ANGLE SAILANT, is char wwhics advancert
ies Poine cowards che Field. This is called Sor.
tant orviss
ins Ancle, called aHo angle MorF Or che Dead
angle, Anele Rentrant Or Ansle inmards; is made
Bactions exrended rill cher meet in an Anele rO
wardsche Carrain; and is char which alvays CaT.
ANCL os i Atam u LOCatION; 18
halE OFchC Angle of LM LB COM.
10 e al a t L1BC, HV. h. ad atc 3t2)3
equal to one anorher.
ANGLES os a Batralion, are made by rhe last
45 sec. And ete Sehi. DIaMICLT OL The Moon hC Men ac che ends oF che Ranks and Files: And ehe
found r0 bc 16 n. Sa sb. Lel e e civo IaA Men oEche Lirone and Rear RanHS AFC
ot rvo Arks ot great Circles.
ANCLE os ihe Thoulder, in Forriticarion, is
called  Front and
aH tamem logehet, cqual 10 4 LIBHE ABBICB:
chac which is consticured by ehe Lines oF rhe Face And in parricular, ot a Frianple the Exrernat
and Flante.
Ansle c is equal 10 boch che lnceennt and  
e
tandine om
Propolirion.
ANGLE os che Tenam, or che ourward Flante.
Al Angles in the same serm
the same or equal Arches or Chords are equal, be- by thie tvo Lines Fischant, in che Faces of thecwe
ries irs Poine in, cowards the Work
ANGLF os the suns apparent Semi-Diamet et
in his nearest Ostance to the Farth; Dulaldus
found ic by cuo Obserrarions 1o De min.
Diamerer oF the Farths Shadom he found in an
ANGLES AL PERNATE, arc oand c, 25 al.
ear
Aneles.
ANGLE SPHEHTCAL, is made on tHC SUT-I ANGLES FXTERNAL, are che Anples OE
Eclipse oF che Moon eo be 44 min. 9 sec.
che Sices le leveraltys proau, a s ale