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Worksheet_14_Solutions

# Worksheet_14_Solutions - MATH 110 Worksheet 14 NAME...

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Unformatted text preview: MATH 110 Worksheet 14 November 17, 2009 NAME ﬁ/u’é’w‘ﬂ Section 1. Understand the right triangle characterization of cosine, sine and tangent; Given the following right triangle C 10. ll. 12 13. 14’. 15. 16. 17. _.q, 7, 2, 1.. L 6.: ' “ELL "9C: S3 Supposea=23ndb=7.Evaluatec. (23“? “’C '9 2 4'? ”C ”7 ”(10' Y” (Li, .L. ,_ ‘ w? ~ “u, =33. 2 £— '2 53}: Suppose a = 3 and b = 5. Evaluate sin (u). a1“ 9‘ " C a C ’ 34 SW ,c {a 5“ M r _ .. 1&7”: ~72ch "V54 a (‘05 W “'3”, 1 «3—- 4,312?— Suppose a — 3 and b — 5. Evaluate cos (u). at L C ﬁn a” Suppose a: 2 and b = 7. Evaluate cos (v). aétblcc" at; E? "“7 605 V c i t i 7 "DE/:3. 0 , s? 53 Suppose a = 2 and b = 7. Evaluate tan (u). hm, me Lb, : 1: at, b Suppose a = 2 and b = 7. Evaluate tan (v). Em V a a, ._- g; b 5‘ q .— 7; g, 2‘52 : : - «1,: 7’- a -: ' a} S 1' {’5’ G ‘W :7i77/W Suppose a 4 and b 6. Evaluate :05 (u). 0} 4, c, a a 2:55; (0 W C 2W: ﬁg, / )3 Suppose a: 4 and b = 6. Evaluate tan (u). tangy; jg ; \$2. v; :52: ‘ ‘1 LL- Supposea: 4 and b = 6. Evaluate sin (v). Cell“ Etta; _, (.7- 355 M, SM v :42; ﬁg ,. T”? Supposec=4and cos (u): 115. Evaluate a. C05”; 0:. .s ,L ,3 k}. .s 0L», ‘i. g ’5' it 1; Suppose c = 5 and cos (u) = 2/3. Evaluate b. g , _ a; la, 5 “Z 545' :ws 09‘ 4’63“ We: a (11;? + (is z. m)":- irisimekiﬁlz. ,; 7,3*4:;%’?13é?§:39’ % ,1;- Suppose c = 4 and cos (u) = US. Evaluate b. (T g ' L _ 3%, (Comm-r manta e (‘/r)’1+~[gm)‘7r=.zasst—r 2%. .1 gm w 3 3.: a 2?; _.., 2% s t; at. .. .27 Suppose cos (a) = 1/5. Evaluate sin (u). (£09207- ‘51“5fnU\-)1' =1 -> Ck)" t (Sundial “.2; 5% ‘A "r 7.11% Suppose cos (u) = 2/3. Evaluate sin (u) 5’ (ms-m x» (sinm)"’=\ A (ti-z)“ (stnuvm a SM w-j’js‘: Suppose cos (u) = 2/3. Evaluate tan (u). 3 \%:m»pmil€m ems». w = {5/3 a tan W: S"AW/mot». e» tam.“ ., «m; i g; Suppose cos (u) = 2/3. Evaluate sin (v). “in 1 (”09M G‘s/c a 11?, ~ 3% v a mic *= Zia. Suppose sin (1:) = l/3. Evaluate tan (u). . . , , (- LC‘J‘SV)?’ *(Slnv):¢‘i 4:0.“ UL '5 S‘x‘ml/V t; 1% I. '16 (“Bx/‘71“ (7’5) ‘ toga/r ”T—a r (usv "EﬁF:‘Z—3§*tw ’i 3 U ...
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