Top 10k strings from O'Level Maths Revision - Geometry 6 (1983)(Rose Software)(16k).z80 in <root> / bin / z80 / software / Sinclair Spectrum Collection TOSEC.exe / Sinclair ZX Spectrum - Utilities & Educational / Sinclair ZX Spectrum - Utilities & Educational - [Z80] (TOSEC-v2007-01-01) /

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   1 s of a quadrilateral = 360
   1 f$="(omit 'cm')":
   1 f$="(omit 
   1 a$="RUBBISH"
   1 TYPICAL 'O' LEVEL QUESTIONS
   1 QRS = ";90
   1 QOS from previous  question":
   1 PQS)   QS (from 
   1 O is the centre":
   1 CRQ is isosceles ":
   1 CQR=";(180
   1 CORRECT ANSWER";:
   1 A.Cowley Apr.1983
   1 >::88::88>>99;;9>;;99;;9>;;>
   1 >::88::88>>99;;99;;99;;99;;>
   1 ;" x ";j^2
   1 (omit 'cm')P
   1 "9";"Press any key"
   1 "8";"similar triangles.":
   1 "8";"(tangents CR=CQ)":
   1 "6";"subtended by arc QB)":
   1 "5";"Compare the sides of the";
   1 "4";"similar (equal angles)":
   1 "4";"(from previous question)";
   1 "4";"(angles in same segment";
   1 "3";"Triangles PQS and QSR are";
   1 "3";"QS = ";k;" x ";j;" = ";k*j;"cm":
   1 "2";"(alternate segment theorem)":
   1 "2";" So ":
   1 "2";" END ":
   1 "17";"SR";
   1 "15";"= --";
   1 "14";"ROSE";
   1 "12";"SOFTWARE"
   1 "12";"QS   ";j^2
   1 "12";"-- = --";
   1 "1";"Your answer:  ";a$:
   1 "0";"to SR";
   1 "0";"tangent to";
   1 "0";"of the";
   1 "0";"inscribed";
   1 "0";"circle RPQ";
   1 "0";"circle QRS";
   1 "0";"and we know 
   1 "0";"The sum of the internal 
   1 "0";"SR=";j^2
   1 "0";"PQ=";k^2
   1 "0";"PQ is parallel";
   1 "0";"PQ (from 
   1 "0";"NOTE that RQ is parallel to AB  since 
   1 "0";"Don't forget there may be more    than one HELP per question":
   1 "0";"Angle between tangent and radius":
   1 "0";"AQT is a";
   1 "0";"    STOP TAPE & press ENTER
   1 " your answer",f$:
   1 " (alternate angles)";
   1  y or n ":
   1  at circumference";
   1  at centre & 
   1  TOTAL INCORRECT: ";v:
   1  So  SQ = ? 
   1  OR NEED help? ENTER h 
   1  Like to see why? ";:
   1  Hi there 
   1  Geometry  6 
   1  (See OSBQ)":
   1   TOTAL CORRECT : ";u;