Partial preview of the text
Download Math ( Trignometery ) summary and more Summaries Mathematics in PDF only on Docsity!
pling Dade wy ALON PS aaifso ib di Thing aicl iss NGO BIOs 20D qe H 4 wiidaloy Qo tess _noillosih-albstipe cide DL cua ce nt ae e : sil cay eR ar cy as Pi eS ny: tangle ‘oF elevation’ A) ted sandlail ™ we ++LsRangle.of depressi ET RED Deer arenreane { | ‘ Fe ’ 75 eae hice ae enamine eS mangle of elevation oF 25°, heswalked toward tower bese-withdestance "53m, hen_angle..of elevalion.hecame: §2°20°. Find=the height-oF fewer. — é BL Sep tse si bipeen Cg 8 ox lA Ads O22 dus lee Cuts (hh Ge ADC) A129 285 Sind. Sind GG oye Pp» ot = sinh ; Dm vAe = 8°=F go ¢30-462°30) | — | Os mE = 27°90! (epac] —_ —— xin ~ Cre 52 aed ae) 2 4.93 | fa te 52e357 IY Sin 270308 Sin 127°30* bhages © a 1983 <—, (c=41-38)_ ass a = ; ‘ inc 1 in £ P ight] _eFrom the Top of o-house-26:m_high-y the. measure. of elevation -angle-= 40° — _ angle. of deppression.of the. bose. =-30° , Find height.oF tower where ——— “the bose_of tower_and_house-ore_on_the. Same hott ZonTal_level -————— _“P ABCD iso cecTangle__¢e DC_= AB = 25m — —In AARC m(2A}=-30°-m(4B) = 90°. AC = Som —_Ind Ade: Be =.J 502-252 = 25.3 3m AN __In MABE s tan A= % 5 Ton f0°= A ge ew || Y= 2813 x Tan 70° 26U5 Ba v3 Jo aati" e Q ee 0 —2 \4_ 3 fe EC oNl4 25-514 mM. — {R= a poe URES STS cance hie oe I 25 ——— oe ent —S Bites SeAsenbeD -— ne a I a as Scanned with CamScanner 
