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MÁRIO GUSTAVO LIMA DA SILVA FABRICIO FÉLIX DA SILVA RANIELLY NOÇÕES DE DESENHO TÉCNICO PARA COBERTURAS METÁLICAS

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Curso de Trigonometria Básica.

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MRIO GUSTAVO LIMA DA SILVAFABRICIO FLIX DA SILVA RANIELLYNOES DE DESENHO TCNICO PARA COBERTURAS METLICASMOSSOR - RNABRIL, 2015APRESENTAOO cu!" #$% c"%" "&'$#()" c*+*c(#* +",(!!("-*(! +** .$(#u* $ (-#$+$#*/0"1$ 1$!$-2" #3c-(c"*+.(c*1" * c"&$#u*! %$#4.(c*!5 A! 1(!c(+.(-*! $-6."&*0"-"/7$! 1$ #(6"-"%$#(* *+.(c*1* *! $!#u#u*! %$#4.(c*!, #3c-(c*! $ -"%*! +**1$!$-2"#3c-(c"(-1u!#(*. $-"/7$!&4!(c*!1$+"'$#"*u8(.(*1"+"c"%+u#*1"9Au#"CAD:5A1(14#(c* !$4 +u*%$-#$ )".#*1* +** " *%&($-#$ +4#(c" 1$ #*&*.2",,"c*-1" *! $!+$c(,(c*/7$!, -"%*! )(6$-#$! $ -"/7$! 1$ c4.cu." #3c-(c"5A 1u*/0" +$)(!#* 3 1$ "(#$-#* 2"*!, c"% 1($(#" 1$ c$#(,(c*/0"5 1 TRIGONOMETRIA APLICADAA! $.*/7$! #(6"-"%3#(c*! -"! 10" * $!+$c(,(c*/0" $ 1(%$-!("-*%$-#" 1"!+"'$#"! *;u(#$#-6u." $#>-6u.", ;u$ !(%&".(?*4 1%* 46u* 1$ u%* c"&$#*, !$% c"-!(1$* " &$(*.AFigura 1 Ex!"#$ %$! $ &ri'(gu#$ r&'(gu#$A! 1(%$-!7$! 1$ *.#u* $ .*6u* -0" ,"*% 1*1*! c"% ,(-! 1$ $8$c(#* *c"%+$$-!0" 6$"%3#(c* 1* +"'$/0"5 A+"'$/0" "#"6"-*. 3 * c"%+"-$-#$c"$!+"-1$-#$ 1$ u%* "($-#*/0" c"% 1($/0", !$-#(1" $ )*." *&!".u#"5 E% "u#*! +*.*)*!, c"% *! +"'$/7$!, ,"%*%"! u% #(>-6u." c"% ;u*.;u$!$6%$-#" 1$ $#*5N" -"!!" c*!", -"! 3 1*1" " )*." *&!".u#" 1$ 50 u-(1*1$! 1$ c"%+(%$-#"$u%>-6u."1$G0H5 C"%"#$%+"!*"($-#*/0"1$u%1"!.*1"!1"#(>-6u."$#>-6u.", +"1$$%"!u#(.(?* "#$"$%*1$=(#46"*!+**$-c"-#* "!1$%*(!,$8+.(c*-1" *! +(-c(+*(! $.*/7$! #(6"-"%3#(c*!A=(#46"*! 1(? ;u$ ";u*1*1"1* 2(+"#$-u!*, " %*(" .*1"1" #(>-6u."$#>-6u.", 3 (6u*. * !"%* 1" ;u*1*1" 1"! c*#$#"!, 1$%*(! .*1"! 1" #(>-6u."5 H =Co+Ca O-1$AI B I(+"#$-u!*DC" B C*#$#" O+"!#"DC* B C*#$#" A1'*c$-#$5="3%,-0"+"!!uF%"!1"(!)*."$!1"#(>-6u.", (%+"!!(&(.(#*-1" "c4.cu."c"%" u%* $;u*/0" 1$ u%* (-c@6-(#*5 A!!(%, -$c$!!(#*$%"! 1$ $!#u1* *!$.*/7$! #(6"-"%3#(c*!5A! $.*/7$! #(6"-"%3#(c*! !0" *?7$! $-#$ "! .*1"! 1" #(>-6u." $#>-6u.",1*1"! * +*#( 1* !u* *-6u.*/0"5 A! +(-c(+*(! $.*/7$! !0"A*: S$-"A **?0"$-#$"c*#$#""+"!#"$*2(+"#$-u!*1$u%#(>-6u."$#>-6u."5 $8+$!!" c"%" S(- "u S$- -"! c4.cu."! $ -*! c*.cu.*1"*!5 Sen=CoH*: C"!!$-"A **?0"$-#$"c*#$#"*1'*c$-#$, *;u$.$;u$$!#4!*(-1"1")3#(c$ 1" >-6u.", !"&$ * 2(+"#$-u!*5 $8+$!!" c"%" C"! -*!c*.cu.*1"*!5cos=CaH&: T*-6$-#$A * *?0" $-#$ " c*#$#" "+"!#" $ " c*#$#" *1'*c$-#$5 A #*-6$-#$"(6(-* u%* $#* c"% u% J-(c" +"-#" $% c"%u% c"% " cFcu."#(6"-"%3#(c"5 $+$!$-#*1* $% c4.cu."! $ c*.cu.*1"*! c"%" T65Tg=CoCaKC"-2$c$-1" *! +(-c(+*(! $.*/7$! #(6"-"%3#(c*!, +"1$%"! 1$,(-( "!.*1"! 1" $8$%+.", -* ,(6u* 1AA 2(+"#$-u!* 3 * (-c.(-*/0", " c*#$#" "+"!#" *" >-6u." 1$ G0H 3 * *.#u*1* c"&$#* $ " c*#$#" *1'*c$-#$ 3 * .*6u*5A+.(c*-1" *! $;u*/7$!ACaltura=Hinclinaosin 30Caltura=50sin30C"%" "!$-"1" >-6u." 1$G0L 3%u(#"u!u*. $"c"-2$c$%"!,!u&!#(#uF%"! 1($#" -* ,@%u.*ACaltura=50 12Caltura=25u. c .A+.(c*-1" *! $.*/7$! +** " c"%+(%$-#" 1* &*!$ACbase=Hbasecos30Cbase=50cos 30Cbase=50 32Cbase43,3N* ,(6u* 2, *! 1(%$-!7$! 1" #(>-6u." '4 $!#0" #"1*! 1*1*!5Figura ) x!"#$ %$! &$*a+ a+ !*i*a+,