.#gO?y 6D:\aHD DH|H<(d_$H(Dx}E BD,"  0H<d DG@ $DFDvHxF9K?>"DD#S>G?D@ ""I! DDp@HD@88x88x8(x8888xD(8D.@"$JD@sȀ"E_t $&$J}wB.H@!"~- DDT8@D$<DDDD"D D@@DD0DDB2  R"dB2"@suH@${ວ `"B)p$B2?(" Js> @"#~+&B,DD Fܻ=   "Dzx0 WH$Qۢa A}~bBѕݚBHDxAd}|BX% a *$Hc\H!  b"%@sB>qD8HЈ,AQ Ab:#] x "$'>xPo22!D 2"HIma"DҸA D&D!g 4.[GȈ(`P# ?@#H!B/O.yp B$:9pEDH ?(EH BQ$F؞ ^$HA E$D@DD! ? Y~HH$hD 0'n0b`@?}(\!'H#!$ d}@bE[@BB)ДDB0OH 4!$\D9> C w$D^w"$"@"DLDDY/DDDP8O_xHb؈BA$D@b{0!~`2AGݿ7(- "&D_zH$BHD  !bB"$w@9%" I"B2 /D$RD$$"$^ HA`;D@ ~8{g " FH"9i@w~. >$ HE"EpAUDW!r%:Q |:><<~|-|<BBdB8<8h8(:BB@B-BBbfDdB DD T:BB|B-B@RZ(d| DD :><<~B-B<BBg8 (((((( ((((((  ((00 ((00  000 000 000 000@" # <@QT.#.#\\]j]beXxggg\X![!`@P!!0PW!S{"\ P"" SP-MT15  K SR PROSE SOFTWARE 1983 +23613=\+256*23614>\,0:23613=\+1+256*23614>\,0:0:0:6;0,0;"Stop tape &";1,0;"press any key";0,21;" ";1,21;" ";2,21;" ":9 :9003+# <ind=0:o$=" ":m$=o$+" ":n$=o$+" " <1900l:i=25:i,9 ;o$:i:4,14;"menu";3,10 ;"Trigonometry":72H,160:112p,0:0,-32 :-112p,0:0,32 :p;7,1;"1. Sine";8,1;"2. Cosine";9 ,1;"3. Tangent";10 ,1;"4. Random testing of 1-3 above";11 ,1;"5. Two special triangles" =p;12 ,1;"6. s of Elevation & Depression";13 ,1;"7. Bearings";14,1;"8. Angles greater than 90";7;17,9 ;" Press 1 to 8 ";3;21,7;"  Rose Software " ?l$=:l$<"1"l$>"8"63? B9qu=0:wr=0:h=0:u=0:v=0 E!(2*l$-1)*100d do1000:7,3;" sine C = ";10 ,3;" opposite ";11 ,3;" hypotenuse " h124,87W:96`,0:9000(# jb1010:p;13 ,3;"sin";12 ,11 ;"3";14,11 ;"5":9000(# p<1020:11 ,2;" sin C = AB ":9000(# vd1030:8,1;"sin C increases";11 ,0;"until sin 90 = 1 ":1033  2000:144,568:x*8+8,y*8+4:3,-3,-:i=011 :152+(12 -i)*x/12 *8,568+(12 -i)*y/12 *8:-4-i/5,0:-2-i/5,-6-i/5:i:14,18;"" lp-1;5,1;"Bucket drops ?";1,1;"Crane=";hy;"m";3,1;"C=";c;"" Vi=11 -y10 :i+4,19+x;"";i+5,19+x;"":10 Ni=11 -y155+8*x,513+8*y:0,8:-x,-y =a$=((((hy*(c*/180))*10 +.5))/10 ) i:152+8*x,568:3,0:14-y/2,30;"?";12 -y/2,14+x/2;hy;"m" 2015 q$="h"h=1281 q$="h"2109= q$="n"260 f$="h"h=1281 q$="h"wr=1:281 +f$="h"2109=:wr=1281  21004 wr=1h=1p;"SIN ";c;m+1,1;"= drop/";hy;m+3,0;n$;m+4,0;" So drop ";m+5,0;" =";hy;"* SIN ";c:h=1175 $wr=1wr=0:1860D "l$="4"q$"n"700 %150-90Z*(q$="n") ,o1000:7,3;"cosine C = ";10 ,3;" adjacent ";11 ,3;" hypotenuse " 0124,87W:96`,0:9000(# 2b1010:p;13 ,3;"cos";12 ,11 ;"4";14,11 ;"5":9000(# 8<1020:11 ,2;" cos C = CB ":9000(# >d1030:8,1;"cos C decreases";11 ,0;"until cos 90 = 0 ":1033  ^2000:152+x*8,568:0,y*8:13 -y/2,14+x/2;hy;"m";16,24;"?";15,29;"B" `rp-1;5,1;"Distance CB=?";1,0;"Slope length=";hy;"m";3,1;"C=";c;"" h4128+x*8,46.+y*8:1940 k1:9 :i=-5-1:((132-y*8)/8)+i,(128+x*8)/8-2;" ":i:0 m=a$=((((hy*(c*/180))*10 +.5))/10 ) w 2015 ~q$="h"h=1481 q$="h"2109= q$="n"460 f$="h"h=1481 q$="h"wr=1:481 +f$="h"2109=:wr=1481  21004 wr=1h=1p;"COS ";c;m+1,1;"= CB/";hy;m+3,0;n$;m+4,0;" So CB ";m+5,0;" =";hy;"* COS ";c:h=1375w $wr=1wr=0:1860D l$="4"q$"n"700 350^-290"*(q$="n") p1000:7,3;"tangent C = ";10 ,3;" opposite ";11 ,3;" adjacent " 124,87W:96`,0:9000(# b1010:p;13 ,3;"tan";12 ,11 ;"3";14,11 ;"4":9000(# <1020:11 ,2;"tan C = AB/CB":9000(# 1030:8,1;"tan C increases";11 ,1;" until tan 90 ";12 ,1;" approaches ";13 ,1;" infinity as C ";14,1;" approaches 90 ":1033  &c2000:17,23;x;"m";16,21;"Shadow";15-y/2,31;"?" (np-1;5,1;"Height of tree=?";1,1;"Shadow=";x;"m";3,1;"C=";c;"" )W4:232,568:0,8*y:233,568:0,8*y ,^i=08*(y-2)5:232,568+8*y-i:-i/6,-i/6 /B233,568+8*y-i:i/6,-i/6:i:9 5<a$=((((x*(c*/180))*10 +.5))/10 ) ? 2015 Fq$="h"h=1681 Gq$="h"2109= Hq$="n"660 Xf$="h"h=1681 Yq$="h"wr=1:681 Z+f$="h"2109=:wr=1681  21004 wr=1h=1p;" TAN ";c;m+1,1;"= ?/";x;m+3,0;n$;m+4,0;" So tree height ";m+5,0;" =";x;"* TAN ";c:h=1575? $wr=1wr=0:1860D l$="4"q$"n"700 550&-490*(q$="n") /i=(*3)+1:-502+200*i 01930:x=11 :y=11 :1990 p:2,1;"To find SIN, COS";4,1;"and TAN 45";8,1;"draw ABC";10 ,1;"where CB=BA=1";7;10 ,31;"1";16,25;"1";1;14,20;"45":n=21:m=1::9000(# i21,0;n$;7;13 ,0;"AB=2 (Pythagoras)";8,22;"2":9000(# 1910v:2,1;"So:-";5,1;"SIN 45=1/2";8,1;"COS 45=1/2";11 ,1;"TAN 45=1":9000(# 1930:x=11 :y=6.3I:1990:16,30;" ";15,31;"B";21,31;"D":152,568:88X,-6.3I*8:0,6.3I*8 p:2,1;"To find SIN, COS,";4,1;"TAN 30 or 60";8,1;"draw ADC with";10 ,1;"all sides 2 cm.";7;12 ,31;"1";18,31;"1";11 ,23;"2";18,23;"2" w9000(#:7:i=1521:i,19;o$(13 ):i:15,30;"B";15,19;"C" ep;21,0;n$:13 ,0;"CB=3 (Pythagoras)";16,24;"3":9000(# 1910v:1;14,21;"30";p;2,1;"So:-";5,1;"SIN 30=1/2";8,1;"SIN 60=3/2";11 ,1;"etc.":9000(# wr=0:h=0:1900l:1930:ang=((*3)+2)*15:f=(*3)+178:y=6.3I+4.7fff*(ang=45-):1990:1973 @ang=60<240,100d:-6,3,-/8 p:2,5;f;ang;"=?";8,0;"Key in your answer";9 ,0;"in the form 1/3";10 ,0;"(s key = )"  3000 9"1/2","3/2","1/3","1/2","1/2","1","3/2","1/2","3" H939:i=0(ang/15-2)*3+f-178:a$:i +i$="h"h=h+1:990-10 *h q$=a$1850::989 /a$<3q$=a$+"/1"1850::989 wr=1:v=v+1:.5,-10 :1.5@,-20:i=810 :i,0;n$:i:16,0;"Correct ans:";a$:0,491:144,0:0,38&:144,0 1"SIN = opp/hyp","COS = adj/hyp","TAN = opp/adj" ͟970:i=0f-178:f$:i:21,0;n$;12 ,0;(n$)wr=0;7;5,3;f$:936+44,*(wr=1) 12 ,0;(n$)wr=0:6:ang=45-9 ,31;"1";16,24;"1";9 ,22;"2":p:7;1;;14,20;("45")wr=0:936+502*(wr=1) 11 ,31;"1";16,24;"3";10 ,23;"2":p:7;1;;14,21;("30")ang=30wr=0;10 ,28;("60")ang=60<wr=0:936+502*(wr=1)  1860D 930-870f*(q$="n") E1930:7:x=11 :y=11 :1990:1800 :3,3;" Definition:":n=21:m=2: 1930:y=6:1990:11 ,31;"3";15,24;"4";10 ,24;"5";4,1;" In this right- ";6,1;"angled triangle:";p;13 ,6;" C = -": 1930:a=/6:1960:5,27;"1";8,25;"C";3,30;"A";8,30;"B";4,2;"Using a circle";6,2;"of unit radius": 1910v:4,1;" As C increases";5,1;m$;6,1;m$;6,2;"so";7,1;m$:  100d:100d:3,30;" ";8,30;" ";5,27;" ":a=/6̧/2ͧ/12 :1963:a=/21:200,159:212,156  /2:1:1963:a:9000(#: L 1250 R0,1;" s of ELEVATION";2,1;" and DEPRESSION ":p:7,1;"A man on a cliff";8,0;"sees a boat at sea" U13 ,2;"From the boat,";14,0;" of elevation of";15,1;"the man is ACB";7;17,20;"angle of";18,20;"elevation" X1:1290 :n=21:m=1:9000(#:0:7:1290 :p;7,0;n$;8,0;n$;7;17,19;o$(2);18,19;o$(2);1;15,22;"" [7;14,21;" ":0:168,568:16,0:7;0,20;"angle of";1,20;"depression":200,152:12 ,-24,/2.6&fff:0,3:0,-3:-3,-1 abp:13 ,11 ;"man, ";14,5;"depression of";15,5;"boat is DAC" d9000(#:13 ,0;n$;14,0;n$;15,0;n$;9 ,2;" of depression";11 ,1;"= of elevation":9000(#:l=1 jI1250:9 :b;0,0;n$;0,5;"Exercise" m^p:4,2;"From the ";("man")(l=2l=4);("boat")(l=1l=3) p5,2;" of ";("elevation")l<3;("depression")l>2;6,4;"of the";7,1;"the ";("man is ACB")(l=1l=3);("boat is DAC")(l=2l=4) v 3050 |*q$="1"(l=1l=4)1160 *q$="2"(l=2l=3)1160 *v=v+1:.5,-10 :1.5@,-20:7;16,1;" Hard luck ";p;18,1;("For depression-")l=3;19,1;("man under water")l=3;18,1;("For elevation-")l=2;19,1;("boat in sky")l=2:1166 1850::1169  1860D Al=l+1-4*(l=4):1130j-1070.*(q$="n") y1930:x=10 :y=10 :1990:7;2;4,29;"";0;14,19;"" ;4,21;"D";1;15,19;" ";4;5,29;"";4,22;"_ _ _ _":  h184,40(:-12 ,22,/3:0,-3:0,3:4,0: 1490:480,24 77;8,30;"B";13 ,24;"" C5,12 ;"B";6,6;"A";10 ,10 ;"A" 1499:8,9 ;"B";13 ,4;"B";13 ,11 ;"A";14,4;"060";7;13 ,24;""  g192,92\:12 ,-6,-/3:-3,1:3,-1:0,4 #"7;9 ,25;"60" )9000(#:1490:-24,-24*3:7;18,20;"C";13 ,24;"";p;5,12 ;"C";6,6;"A";10 ,10 ;"A" ,h1499:8,9 ;"C";13 ,4;"C";13 ,11 ;"A";14,4;"210" /192,100d:-12 ,-40(,-7*/6:2,-4:-2,4:4,1:7;15,24;"210" 2s9000(#:1490:24*3,24:7;8,30;"B";1;9 ,29;"" 5C5,12 ;"A";6,6;"B";10 ,10 ;"B" 8h1499:8,9 ;"A";13 ,4;"A";13 ,11 ;"B";14,4;"240" ;7:i=38:i,29;"|":i:236,120x:-14,-23,-4*/3:0,-4:0,4:4,-1 >'11 ,28;"240":9000(# Aqu=1:wr=0:l1=0:h=0:1930:1970:204,136:0,-98b:-480,98b:80P,-568:0,16:0,-16:-32 ,-42* Da=((*3)+2)*10 :b1=270+a:r=(((*3))*2+7)*5:s=(((*3))*2+15)*5 G p:2,0;"A boat at A";3,0;"travels ";r;" km. in";4,0;"a direction 0";a;"";6,0;"and then ";s;"km. in";7,0;"a direction ";b1;"";9 ,0;"Now at C, what is";10 ,0;"its bearing from A" M236,92\:-13 ,-5,-9 */6:-4,-1:4,1:2,-3:204,47/:-4,-2,-7*/4 P5-3,0:4,0:0,-3 S7:4,19;"";3,19;"C";18,25;"?";19,25;"A";13 ,29;b1;12 ,31;"B";21,29;a;"" V3208,502:32 ,-40(,-/3 Y4a$=((360h-((s/r)*180/)+a+.5)) \p:q$=:q$="h"1390n _2q$="y"2027:1372\+18*(f$="h") bq$"n"1372\ e21,0;n$;7;14,0;n$;15,0;n$;14,0;"Key in your";15,0;"answer as 3 digits" iq$:q$31385i ji=1420:i,0;n$:i:7;13 ,0;n$;13 ,0;"Your answer:";q$;"":q$=a$1850::1345A-1285*(q$="n") kv=v+1:.5,-10 :1.5@,-20:7;14,0;n$;15,0;n$;14,0;"Correct ans:";a$;"";15,0;"Since:-":l1=2:1393q l 1400x m,1860D:1345A-1285*(q$="n") nBh=h+1:1393q+7*(h=2)+22*(h>2) q 19,0;n$;2;17-(l1=2),0;" CBA=90 since ";18-(l1=2),0;" CBM=";360h-b1;"=ANB ";7;21,0;"Need help? Press h";9 ,24;"N";8,29;"M":l121970 tO232,82R:-3,-4:3.1Ffff,-2.5 :""1396t w"1372\+16*(l1=2) x21,0;n$;2;17+l1,0;n$;18+l1,0;n$;17+l1,1;"TAN CAB=";s;"/";r;18+l1,2;"So CAB=";((((s/r)*180/)*100d))/100d;"":l121970 {"1372\+17*(l1=2) q$="":1386j n1930:3,22;"North";12 ,24;"A";0,0;n$;0,5;"Bearings" հp:4,1;"To find the";5,1;"bearing of";6,1;"from";10 ,1;"stand at";11 ,1;"and face north":n=21:m=1 _189,133:3,3:3,-3:-3,3:0,-568:  9000(#:i=411 :i,0;n$:i:5,1;"Turn in a";6,1;"clockwise";7,1;"direction";8,1;"to face";12 ,1;"The bearing";13 ,1;"of from";14,1;"is";17,1;"(give 3 digits)": $n=21:m=1:1930:10 ,31;"x";3,24;"y":244,91[:-3,3:3,-3:-3,-3:3,3:-480,0:0,480:-3,-3:3,3:3,-3:-3,3:1st.quad 212,91[:-16,16,/2:3,2:-3,-2:3,-3:11 ,24;"O" p:1,1;"Angles are";3,1;"measured from Ox";5,1;"in an";7,1;"anti-clockwise";9 ,1;"direction":9000(#:1910v 1,1;"In the 1st.";3,1;"quadrant, all";5,1;"angles are";7,1;"less than 90";11 ,1;"and SIN, COS";13 ,1;"and TAN all";15,1;"have +ve values":9000(#:1910v 196,91[:-480,0:1:199,109m:-3,-2:3,-3:0:196,107k:-12 ,-8,/3:-1,3:1,-3:3,1 Q196,91[:-40(,20:1;7;7,19;"P" #1,1;"In the 2nd.";3,1;"quadrant angles";5,1;"are greater";7,1;"than 90 and";9 ,1;"less than 180":9000(#:1910v:13 ,1;"The projection";15,1;"of OP on the";17,1;"x-axis is -ve" 1;7;8,19;"|";9 ,19;"|";10 ,19;"|":196,90Z:-40(,0:196,89Y:-40(,0 9000(#:1910v:1,1;"This means that";3,1;"values of";5,1;"COS and TAN";7,1;"are -ve";12 ,1;"but values of";14,1;"SIN are +ve":9000(#:1910v 3,0;"SIN= SIN(180-)";7,0;"COS=-COS(180-)";11 ,0;"TAN=-TAN(180-)";7;7,25;"":9000(#:1910v 1:7;8,19;"|";9 ,19;"|";10 ,19;"|";7,19;"P":196,91[:-40(,20:183,102f:1,-3:3,1 0:196,91[:-40(,-20:184,99c:-4,-16,/3:-3,1:3,-1:1,3  196,91[:0,-480:197,91[:0,-20:198,91[:0,-20:7;13 ,19;"P":3rd.quad  1,1;"In the 3rd.";2,1;"quadrant, the";3,1;"projections";4,1;"of OP on the";5,1;"axes are both";6,1;"negative";8,1;"So only TAN ";9 ,1;"is positive":9000(#:1910v 3,0;"TAN= TAN(-180)";7,0;"SIN=-SIN(-180)";11 ,0;"COS=-COS(-180)":9000(#:1910v 1930:p:244,91[:-96`,0:196,139:0,-96`:212,91[:-8,-12 ,6.9\*/4:0,-3:0,3:-3,1 I196,91[:40(,-513:7;7,25;""  1,1;"Similarly in";2,1;"the 4th. quadrant";3,1;"only values of";4,1;"COS are +ve";7,0;"COS= COS(360-)";9 ,0;"SIN=-SIN(360-)";11 ,0;"TAN=-TAN(360-)":9000(# !1930:244,91[:-96`,0:196,139:0,-96`:7,27;"A";7,21;"S";13 ,27;"C";13 ,21;"T" $p:1,1;"Remember this";3,1;"diagram";7,1;"A = All +ve";8,1;"C = COS +ve";9 ,1;"T = TAN +ve";10 ,1;"S = SIN +ve":9000(# 'Mind=1:h=0:a=(*3117)+40(:f=(*3)+178 *g1930:1973:244,91[:-96`,0:196,139:0,-96` -a212,91[:-16+16*(a*/180),16*(a*/180),a*/180 04*(a*/180-/2-.6),4*(a*/180-/2-.6):212-16+16*(a*/180),91[+16*(a*/180):4*(a*/180-/2+.6),4*(a*/180-/2+.6) 3b196,91[:40(*(a*/180),40(*(a*/180):3,23;a;"" 6wp:s=(*2):s$=("positive"s=0)+("negative"s=1):3,2;f;a;" is";4,2;s$ 9 3050 < q$="h"3060 :15939 ?kf$=f+(a*/180):a$="":a$=("1"ưf$<0s=1)+("1"ưf$>0s=0):a$"1"a$="2" Cq$=a$1850::1618R F}v=v+1:.5,-10 :1.5@,-20:2;17,1;" Hard luck ":3060 :1860D R60<+1515*(q$="y")  15,21;"adjacent":sl=12 :il=-1:q$="hypotenuse":sp=19:ip=1:1810:q$="etisoppo":il=-1:sl=13 :sp=31:ip=0:1810: <i=0̱q$-1:sl+il*i,sp+ip*i;q$(i+1):i: :u=u+1:1;15,4;"Well done":.2~L,2:.2~L,2:.2~L,4:.2~L,4:.5,9 D21,0;n$:n=21:m=1:9000(#:1:9 :1::7:3,12 ;" So far ";7,6;" Total correct ";u;" ";9 ,6;" Total incorrect ";v;" ";16,9 ;" More? y or n " G!q$=:q$"y"q$"n"1863G J h=0: Xf$=f$(f)+"("+f$(f+1) Y<br=0:f$(f+2)="("br=1:br1=br1+1 [i=f+2̱f$ \2br=1(f$(i)="("if+2)wr=1: ]"br=1f$(i)")"1893e ^f$(i)=")"br2=br2+1 _Y(br=1f$(i)=")")(br=0f$(i)="+"f$(i)="-"f$(i)="*"f$(i)="/")1896h e#f$(i)<"("f$(i)>"9"wr=1: fCi:f$=f$+("*/180)"ind=0)+(")*180/"ind=1):f=f$: hdf$=f$(i-1+(br=1))+("*/180)"ind=0)+(")*180/"ind=1)+f$(i+(br=1)) i#(f$(f)""f$(f)"")1899k j5f$(f+2-(br=0)i)>1wr=1: kf=i+7+(br=1): l;b=(*3):b:p=(*2)+5:p::7: v+i=021:p;i,0;n$:i: [1900l:i=021:i,18;o$:i:144,0:0,175: C7:20,20:-1,2,:-6,-6 -10 ,2:5,5:0,3,*2/3:-14,2,/10 :-7,3,:4,-3,/3 <3,-2,-/9 :-10 ,-1,/11 :28,-3:4,0,:-4,0, -10 ,1:-3,-3:0,-3,:12 ,-3:-10 ,-8:-2,0,-/8: E200,112p,480:200,112p:480,0 K200,112p:47/*a,47/*a:0,1-47/*a  0: X7;14,0;" Use computer as a";15,0;"calculator? y or n" {b;0,0;n$;9 ;0,5;"Exercise";7;21,0;("Need help? Press h")h=0: 152+8*x-7,568:0,6:6,0:152+8*x,568:0,y*8:16,19;"C";16,19+x;"B";13 -y,19+x;"A" G152+x*8,568:-x*8,0:x*8,y*8 Ha=(y/x):160,568:8*a-8,8*a,.2~L: Kx=10 :y=((*41))+80P)/10 :1930:1993 4hy=((((x^2+y^2))*10 ))/10 2c=(((((y/hy))*180/)*10 ))/10 815,19;"";15,19;"C" >1970:i=15:p-1;i,0;n$:i:  1970 ""2016 (q$=:q$"y"q$"n"q$"h"2018 Oq$="h"h=h+1:m=6:p;21,0;n$;5,0;"":  q$="n" br1=0:br2=0:wr=0:p:14,0;n$;15,0;n$;14,0;"You can use SIN";15,0;"ATN,etc,+,-,*,/" %f$:f$=""űf$>312030 "f$(f$)="="f$=f$(̱f$-1) Of$="h"h=h+1-qu:m=6:21,0;n$;5,0;"": 3(f$(f$)<"0"f$(f$)>"9")f$(f$)")"2061  <i=6+8*qu11 +8*qu:i,0;n$:i l=f$:g$=f$:f=1 f>f$2079 Of$(f)="("f$(f)=")"br1=br1+(1f$(f)="("):br2=br2+(1f$(f)=")") l(f$(f)178Ưf$(f)183)ind=(1Ưf$(f)>180)+(0Ưf$(f)<181):2064 RfDZf$(f$(f)40(Ưf$(f)579Ưf$(f)44,)f=f+1:2049 f=f$2055 Wf"9"))2061  ffDZf$(f$(f)40(Ưf$(f)579Ưf$(f)44,)f$(f)=""f$(f)=""f=f+1:2049  f>f$2079  x9 +9 *qu,0;"Invalid. Try again";10 +9 *qu,0;n$:br1=0:br2=0:2030 f=f$2061  f=12070 =f$(f-1)=46.ůf$(f-1)>47/2061  vf$(f)=183((f$(f+1)<480Ưf$(f+1)>579)f$(f+1)"("f$(f+1)")")2061  !f$(f)=""f$(f)=""2090* df$(f)<181((f$(f+1)<480ůf$(f+1)>579)f$(f+1)"(")2061  =l=l+3:1880X:wr=1wr=0:2061  fɱf$2049 br1br22061   l9 +9 *qu,0;n$;10 +9 *qu,0;n$:l<198+9 *qu,0;g$ "rl>188+9 *qu,0;g$(̱g$/2);9 +9 *qu,0;g$(g$/2+1̱g$) &K10 +9 *qu,0;"=";(f$*1000)/1000:2015 *&i$="":f$(f+1)="("2093- +>j=f+1̱f$:(f$(j)<"0"f$(j)>"9")f$(j)"."2095/ ,j:2095/ -5j=f+2̱f$:f$(j)=")"j=j+1:2095/ .j /Of$(f+1j-1)>1Űf$(f+1j-1)<02061  0 2071 4p:14,0;n$;15,0;n$;21,0;n$;7;16,0;"Key in your answer";17,0;"to 1 decimal place";18,0;" (omit 'metres') " :r$:r$>52106: =h=2r$="h" >p:h=0:i=618:i,0;n$:i:7,2;"Your";8,1;"answer";9 ,4-r$/2;r$:4,124|:568,0:0,-32 :-568,0:0,32 @$r$<5r$=a$+".0"2130R Ar$<5r$=a$2130R Cwr=1:v=v+1:.5,-10 :1.5@,-20:7,10 ;"Correct";8,10 ;"answer";9 ,13 -(a$)/2;a$:76L,124|:64@,0:0,-32 :-64@,0:0,32 H+m=13 :13 ,1;"Since ";: L1860D: R1850:: q$="":12 ,12 ; q$>53027 ""3006 =""3009 ĉ.05|L,15:i$=:i$=12 Ʊq$>0q$=q$(̱q$-1):12 ,12 ;" ";12 ,12 ;q$;:3003 i$="h" %i$="s""";:q$=q$+"":3003 i$=13 3027 i$=12 3003 i$;:q$=q$+i$:3003 өi=510 :i,0;n$:i:21,0;n$;12 ,0;"Your answer:":0,81Q:144,0:0,70F:144,0: [10 ,1;"1. True";11 ,1;"2. False";14,1;"Press 1 or 2" <q$=:q$=""q$"1"q$"2"(ind=1q$"h")3053 q$="h" <14,0;n$;13 ,1;"Your answer:";q$: 196,32 :0,-32 :176,16:40(,0:7;18,26;"A";18,22;"S";21,26;"C";21,22;"T";p;21,0;n$: #(<7;n,0;(n$n=21);n,m;" Press any key " #+""9003+# #.=""9006.# #1.05|L,15: nO M N bpL3huvx yBفIڢ  Qetisopponm[333"" .#\t1 \ut  P MlMlұ3g2ggұ3M.#>},> @~0HH0>"BC@@8D||8~$$B~PP 8\^~