Quiz 9 - t; {< e 't/ h a-*tt-s-$ a4 L^...

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6j,- All work must be shown to receive credit. l;,t,il.'J']ilI"#-t'n"'T,"l"T'*;:)Tl "Xtriangresexi'l:"il'iith comprete',L. . c&se C) angleB:45" v /-fi=tll,3-o sidea:32.8km 1i^ 45 1,^A (, <(F2a.ao -z+q - -::- ;) =]j_::n=- = t;nts(=rv,rs\r.rn t;* { (" = 5i 'a ttl- ?o s)r,e A -- 0'q7 l1{ i-*::; , A t 2,1 .q' --;- 1:4-' (r.9.?tllr) al6t. r = z- la\ - 1'r''9 Srr. ti1. lo- 2_ <2 s:^(tgo-("g,f)- s)artl-7" b) angleB:103.4o 9r'<4s'o 'z-'6 -- 0-711ua1 / side a:42.7 Wn t t ; fA ansleC:19.;." A\a ,.,, /.^a,r b,/ - ,r-''u" t' )' ' lto - (toz^". + t q'c) =\zA = sz' <-^57o 5i^ lo?.1 l''-- = ' - ( i ,,r lq,6 s,^ )o 3- 4 3'L'v z * ,n b--,(2.?:,t,,t,r3,t( L2 YY' 1--^57o ./ 4q ,5 a.'- rar" 6, 1. (5 points) Solve using the law of cosines lif porribL a) side a:15 m side b :25 m side c:28 m A t5 C ^tl b- - c- - ^ttrbL'cL -' aR a'o b b) (,>f +Pl- - (z!) side b :385 mi angle C:67' side a:490 mi 't (,r) Qr ) B A?- L c'f c -- ): tzt- ,ng-' (# \ , L .oJ Q \ .150 /_ cL. --Ib'- TaucosC 2 o! cosC ?'t'C lo Precalculus March 26,2010 L. Brubaker 49. s K ,(- 1 i ,.r Lo1.rt LC\.-
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Unformatted text preview: t; {&lt; e 't/ h a-*tt-s-$ a4 L^ J'--&quot; zB:7 \t d.e s; lz 9, Le l3 r-75 A4 ?g t21, a, ,C --a/, &gt;. jtf .,.t i /-c -. G7&quot; S;,k a -. v|c| 0 ^&quot; r'' '/ ,/ C--- a&quot; +b. - Lc-s CosC .&quot;-. (r ao)L&gt;(qvsf - z uqo\evr)a&quot;t6t cL. &quot;l OaoL V z,t o ?a&gt;-7;-qqo.v\ b-. a&quot;) c' --z-a. Co4 B z acc-t B '- c^2 +tt- b' L 0' o- ]ct-b Ccttl&quot; '-24 c (s') n \ th't c-9 F= (z rf - (25) L( r5) (zv)-- (qqol- I (4q'' st)&quot;4''s) ces g-_ I 'l{ *r-' ( *) /a' ? ;- - v'+.--t-b&quot;cos/t coS F'-(os A ., LLcC&quot;sA . L .L b- +c - ( tZ b- +a '^ Z r2e-z&lt;' L 2y-- ,5' ( lr-- ?o t_ z$l 1 2 Lc-cCosY D -.c- +c ' -l ^ o . 2r'tt-V* z ec L-l {-3 '9 c,-- r * . , 2_ : -c,clb-- ^::::: 2ac Oo&gt; B Ccs' o.eqtk &gt;( C&quot;t k-- tr(( ./ 17{ zs) (. t) L z,-' A L V +9-Zr^c Cog k t colft' ,f 0.6&lt;r?)= Z{9t ) z f- t{ o zz ZbcCosA v | +c' -o3 b&gt; -r c- ' a'' .r tU( \ Cz&gt;r / -/,- ), ' lz{ 7 bo : lzrr)L+(ae.n l -(+qf cotftt O-?4a7H car-t(o.3e4?) I o6,zk' ' ZA :.1 | --'--66.28o I ,l r&quot;. zro 1. L7D ^ ?&gt;-2tE- lA 18&quot; L/-...
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Quiz 9 - t; {&amp;amp;lt; e 't/ h a-*tt-s-$ a4 L^...

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