✒✔✓✖✕✘✗✚✙✜✛✣✢✤✗✚✥✧✦★✒✔✩✪✦✘✙✔✙✧✫✭✬✯✮✱✰✲✦✘✓✖✳✴✮✱✰✲✗✵✩✷✶✹✸✺✙✧✕✻✰✼✓✖✶✽✰
✾
✛✲✓✖✫✵✗✚✳✿✗✚✕✘✮❀✛✼❁✴❂✣✙✧❃❄✕✘❅❆✬❇✮❀✛✪✩❈✦❊❉✔❋❍●❏■✜■✜■
❑▼▲ ◆P❖✷◗❙❘▼❖❀❚❯❖❱❘❳❲❙❨❩◗❬❲❭❘❫❪❱◗✝❘❫❖❵❴✤❛❀❚❝❜❫❨❡❞❙❚❯❢❱❨❡❘❫❣✐❤▼❥❫❜❧❦✤▲♠◆♥❣♦◗❬❨♣❞✺q❀❨✹q❀❴❫❲✝r✽❘✲s❫❨♣❞t❨♣❢✉q❏❴❫✈✇❣①◗❬q❱❨✹❢❀❚❝❲t◗②❴❈❖❀r♣❨❡q❀❨
③
❖❀❢❱❲✝◗❬q❏❴✪◗④q❀❨✣q❏❴❈❲④❴⑤s▼❨♣❞❙❴❫⑥▼❨✽❢❆❑✲⑦❈❜❧❦✣⑧✪q❀❞♣▲⑩⑨♥❨✣❢❀❨✽r♣❚❯❢❱❨♣❲✝◗❙❘⑩❲❙❶✧❨♣❨♣❢❵❪❱❶✔▲⑩❷❸q❀❨♠❞❬❴✪◗❬❨✣❴✪◗✝❹✐q❀❚❝r②q❵q❀❨
❦❭❪❀❲❺◗✐◗❬❞❬❴⑤s❫❨♣✈✔◗❬q❱❨❻❞t❨♣❲❺◗❼❘❈❣❽◗❬q❱❨❾◗❙❞❙❚❝❶♠❚❯❖❿❘▼❞❙❢❱❨♣❞❸◗❬❘➀❴⑤s▼❨✽❞❬❴❫⑥▼❨✝➁❫❥❫❜❧❦✹⑧❈q❀❞①❣➂❘❫❞➃◗❬q❀❨☎❹✐q❀❘▼✈❝❨①➄t❘▼❪❀❞❙❖❱❨✽➅♠❚❝❲♣➆
➇
❴▼➈❸➁▼⑦❈❜❧❦✣⑧✪q❀❞
➇
❛❏➈✐➉❫❥❫❜❧❦✣⑧❈q❱❞
➇
r⑤➈✐➉▼⑦❈❜❧❦✣⑧❈q❱❞
➇
❢✜➈❸➉▼➊❈❜✖❦✹⑧❈q❀❞
➇
❨✼➈➃❤✷❥❈❜✖❦✹⑧❈q❀❞
➁✱▲ ◆❊r♣❚❝❞❙r♣✈❝❨❸❹✐❚❝◗❬q➀r♣❨✽❖✷◗❬❞❙❨❼❴❈◗
➇
➉✱➋➌➁▼➈➍❚❯❖✷◗❬❨✽❞❙❲t❨♣r✽◗❙❲✭◗❙q❀❨❸➎❀➏➐❴✪➑✱❚❯❲➒❴❈◗➓◗❙q❀❨
❘▼❞t❚❯⑥▼❚❝❖✔➔✪→❡➔❈❴❫❖❀❢❭❴✪◗✘◗❙q❀❨①❶✧❘▼❚❝❖❧◗❄➣✹▲❄❷❸q❀❨✭◗❬❴❫❖❀⑥▼❨✽❖✷◗❬❲❄◗❙❘♥◗❙q❀❨①r✽❚❯❞tr♣✈❯❨
❴❈◗♥→↔❴❈❖❀❢↕➣➙❚❝❖❧◗❙❨♣❞t❲❙❨♣r❩◗❼❴❈◗➃◗❬q❱❨❻❶✧❘▼❚❝❖❧◗❸➛➀▲❍❷❸q❀❨❾➜✷➏➝r✽❘✱❘▼❞t❢❀❚❯❖❀❴❈◗❬❨
❘❫❣❽➛➞❚❯❲✽➆
➇
❴▼➈P➟P➉✘➠
➡
➇
❛❏➈☎➟♥❤
➇
r⑤➈☎➟♥❤❄➠
➡
➇
❢✜➈➢➟P⑦
➇
❨✼➈➃❖❀❘❫❖❀❨❾❘❫❣❄◗❙q❀❨♣❲t❨
O
B
P
➤
(3,2)
➉❱▲ ➥❏❞❙❘▼❦ ③ s▼❨✹❲❺◗❬❪❀❢❱❨♣❖✷◗❬❲✝❹✐q❱❘▼❲❙❨♠❴❈⑥▼❨♣❲✺❴❫❞❙❨❡➊❱➔➍➦✱➔➍➧❱➔❄➨❱➔❽❴❫❖❀❢➩❑⑤❥❱➔❄◗➝❹✭❘⑩❴❫❞t❨❡❞❙❴❫❖❀❢❀❘▼❦➀✈❝➅➫r②q❀❘▼❲❙❨✽❖✔▲↕❷❸q❀❨
❶❀❞t❘▼❛❏❴❫❛❀❚❝✈❯❚✇◗➝➅➀◗❙q❏❴❈◗✐◗❬q❱❨❻❢❱❚❝➭✻❨♣❞❙❨✽❖❀r♣❨❾❚❝❖❿◗❙q❀❨♣❚❝❞✐❴❫⑥▼❨✽❲✐❹✐❚❝✈❯✈✻❛✻❨❻❴❈◗✐✈❝❨⑤❴❫❲❺◗❼➁④➅❫❨⑤❴❫❞t❲♥❚❝❲♣➆
➇
❴▼➈➀➠
➡
➇
❛✜➈
➡➯
➇
r✼➈❭➲
➯
➇
❢❏➈➵➳
➠✚➸
➇
❨✼➈❭➲
➺
❤❀▲ ❷❸q❀❨♥r♣❨✽❖❧◗❙❞❙❨✽❲➃❘❫❣➻◗❙q❀❞❙❨✽❨❼r✽❚❯❞tr♣✈❯❨✽❲➓❘❫❣✔❞❙❴❫❢❀❚❯❪❱❲①➁☎❪❀❖❀❚✇◗❬❲➒❴❫❞t❨❼✈❝❘✱r♣❴❈◗❬❨✽❢
❴❈◗❿◗❬q❱❨➼❶✧❘▼❚❯❖✷◗❙❲
➇
❥❱➋②❥✷➈➌➔
➇
❑✼➁✱➋②❥✷➈♠❴❫❖❀❢
➇
❥❱➋②⑦▼➈❩▲➾➽➚❣✝◗❬q❱❨➼r✽❚❯❞❙r✽✈❯❨✽❲
❞❙❨✽❶❀❞❙❨✽❲❙❨✽❖❧◗❻❶❀❪❱✈❯✈❯❨❩➅✖❲♣➔➻❹✐q❏❴✪◗☎❚❯❲P◗❙q❀❨❭✈❝❨♣❖❀⑥❫◗❙q⑩❘❫❣❍◗❬q❱❨④❛✻❨✽✈❝◗P❹✐q❱❚❯r②q
⑥▼❘✖❨♣❲✐❴❫❞t❘▼❪❀❖❀❢✤❴❫✈❝✈➪➉④❶❀❪❀✈❯✈❝❨✽➅✖❲✐❴❫❲✐❲❙q❱❘✲❹✐❖✤❚❯❖♠◗❬q❱❨❻❢❱❚➶❴❫⑥▼❞❙❴❫❦✹➹
(0,0)
(12,0)
(0,5)
➇
❴▼➈➃➉▼❥♥➘✉➴
➇
❛✜➈➃➉▼❥♥➘➷❤❫➴
➇
r✼➈➃➉❫➊❼➘❵➴
➇
❢❏➈➃➊▼❥☎➟❵❤❫➴
➇
❨✼➈➃❖❀❘▼❖❀❨❾❘❫❣✘◗❬q❱❨♣❲❙❨
⑦✱▲ ➽➚❣➒➬❳❴❈❞❙❜❿⑥▼❨✽◗❙❲☎➦✱❑✺❘▼❖❳q❱❚❯❲♥❖❀❨❩➑✖◗➢➮❧❪❀❚❝➱❫➔✧q❀❚❯❲❼❴⑤s▼❨✽❞❬❴❫⑥▼❨❻❹✐❚❯✈❝✈➪❛✻❨✝➧▼➉❱▲❸➽➚❣❍q❀❨✺⑥▼❨✽◗❙❲➢➨▼➨✱➔✧q❱❚❯❲❼❴✼s❫❨♣❞❙❴❫⑥▼❨✺❹✐❚❝✈❯✈
❛✧❨✺➧▼➦✱▲➓⑨❼❘✼❹✃❦❡❴❫❖✷➅✣➮❧❪❀❚❝➱♣➱✽❨♣❲♥q❏❴❫❲❼➬❳❴❫❞t❜♠❴❫✈❯❞t❨⑤❴❫❢✱➅✹◗②❴❈❜❫❨♣❖❏➹
➇
❴▼➈①❤
➇
❛❏➈♥⑦
➇
r⑤➈✐➊
➇
❢✜➈✐➦
➇
❨✼➈❸➧
➊❱▲ ❐❊q❀❚❝✈❯❨✴❑⑤❥✴❶❀❚❯❖➩❛✻❘✼❹✐✈❯❚❝❖❀⑥
➇
❲❙❨♣❨❳❢❀❚➶❴❫⑥❫❞❬❴❫❦✹➈❡❒✱❴❫❦ ✈❝❨✽❣♦◗✣➉✴❶❀❚❯❖❱❲✣❲t◗❬❴❫❖❀❢❀❚❝❖❀⑥
❹✐q❀❚❝r②q❳❣➂❘▼❞❙❦➀❨♣❢↕◗❬q❀❨✺s▼❨♣❞❺◗❬❚❝r♣❨♣❲P❘❫❣➓❴❫❖➫❨✽➮❧❪❀❚❯✈❯❴❈◗❬❨✽❞❬❴❫✈➪◗❬❞t❚➶❴❫❖❱⑥▼✈❯❨❈▲✐⑨❼❘✼❹❮❦✹❴❫❖✷➅
❲❙❪❱r②q❳❨♣➮❧❪❀❚❝✈➶❴❈◗❙❨♣❞❙❴❫✈➻◗❬❞t❚➶❴❫❖❱⑥▼✈❯❨✽❲❸❴❫❞❙❨☎❶✧❘▼❲t❲❙❚❯❛❱✈❯❨✼➹
➇
❴▼➈P❑✲⑦
➇
❛❏➈P❑⑤❤
➇
r⑤➈P❑✲➁
➇
❢✜➈➢❑✼❥
➇
❨✼➈➃❖❀❘▼❖❀❨❾❘❫❣✘◗❬q❱❨♣❲❙❨
➦✱▲ ➽➚❣❄➽①❶❀✈❯❴❫r♣❨❾❴❰➊④r♣❦ÐÏ➩➊❰r✽❦Ñ❲❙➮❧❪❏❴❈❞❙❨❻❘▼❖↕❴④◗❙❞❙❚❯❴❫❖❀⑥▼✈❝❨❫➔✖➽①r⑤❴❈❖↕r✽❘✼s▼❨♣❞♥❪❀❶❿◗❬❘➀➊▼❥✷ÒÓ❘❫❣✘◗❬q❀❨➢◗❙❞❙❚➶❴❈❖❀⑥▼✈❯❨❈▲➍➽➚❣
➽①❶❱✈➶❴❫r✽❨➢◗❬q❀❨☎◗❬❞t❚➶❴❫❖❱⑥▼✈❯❨❼❘▼❖↕◗❙q❀❨❾❲❙➮❧❪❏❴❫❞t❨❫➔✜➽➒r⑤❴❫❖↕r♣❘✼s▼❨✽❞❼❪❱❶↕◗❙❘
➡
➲
❘❫❣✘◗❬q❀❨❾❲❙➮❧❪❏❴❈❞❙❨❫▲❍❐❊q❏❴✪◗❼❚❝❲➃◗❬q❀❨❻❴❫❞t❨⑤❴❱➔
❚❯❖❿r✽❦
➡
➔❱❘❫❣❄◗❙q❀❨☎◗❬❞t❚➶❴❫❖❀⑥❫✈❯❨✼➹
➇
➺➯
➧❱▲ ❷➃❹✭❘④r♣❚❯❞tr♣✈❝❨♣❲♣➔✱❨⑤❴❫r②q✣❹✐❚✇◗❬q✣❞❙❴❫❢❀❚❝❪❀❲P❑✼❥❻r♣❦↕➔❀❴❫❞t❨P❶❀✈❯❴❫r♣❨✽❢✣❲❙❘❭◗❙q❀❨✽➅
❴❫❞t❨♥◗❬❴❫❖❀⑥▼❨✽❖❧◗➒◗❬❘❻❨⑤❴❈r②q✣❘❫◗❬q❱❨♣❞✭❴❫❖❀❢✣❴❻❲t◗❙❞❬❴❫❚❝⑥▼q✷◗✭✈❝❚❯❖❀❨❈▲❽◆★❲❙❦❡❴❫✈❯✈❝❨♣❞
r♣❚❝❞❙r✽✈❯❨❰❚❯❲❾❖❀❨✽❲t◗❬✈❝❨♣❢➼❛✻❨❩◗➝❹①❨✽❨♣❖✿◗❬q❱❨♣❦Ö❲❙❘↕◗❬q❏❴❈◗❻❚✇◗✺❚❝❲☎◗②❴❫❖❀⑥❫❨♣❖✷◗✺◗❙❘
◗❬q❱❨❡✈❯❴❫❞❙⑥▼❨✽❞✺r✽❚❯❞tr♣✈❯❨✽❲❻❴❫❖❀❢✴◗❙q❀❨❡✈❝❚❯❖❀❨❈▲✹❐❊q❏❴❈◗✝❚❯❲☎◗❬q❱❨✹❞❬❴❈❢❀❚❯❪❀❲✽➔❽❚❝❖
r♣❨✽❖✷◗❬❚❯❦➀❨✽◗❙❞❙❨✽❲♣➔❏❘❫❣✘◗❬q❀❨❾❲t❦✹❴❫✈❝✈❯❨✽❞➃r♣❚❝❞❙r♣✈❝❨✼➹
➇
❴▼➈♥× ❑✼❥
➇
❛❏➈♥➁✖ØÙ⑦
➇
r⑤➈♥× ➁
➇
❢✜➈➢❑
➇
❨⑤➈❸❖❱❘▼❖❀❨❾❘❫❣✘◗❬q❀❨✽❲❙❨
➨❱▲ ◆P❞t❞❬❴❫❖❱⑥▼❨➢◗❬q❀❨☎❣➂❘▼✈❝✈❯❘✼❹✐❚❯❖❱⑥❭❚❯❖↕❴❫❲tr♣❨♣❖❱❢❀❚❯❖❀⑥➀❘▼❞t❢❀❨♣❞✽➆
➁
➯➝➯➝➯➝➯
➉ ➲➝➲➝➲➝➲ ➊ ➡➝➡➝➡➝➡
➇
❴▼➈❸➁ ➯➝➯➝➯➝➯
➉ ➲➝➲➝➲➝➲ ➊ ➡➝➡➝➡➝➡
➇
❛✜➈✐➁ ➯➝➯➝➯➝➯
➊
➡➝➡➝➡➝➡
➉ ➲➝➲➝➲➝➲
➇
r✼➈❸➊ ➡➝➡➝➡➝➡
➉ ➲➝➲➝➲➝➲ ➁ ➯➝➯➝➯➝➯
➇
❢❏➈➃➉
➲➝➲➝➲➝➲
➊
➡➝➡➝➡➝➡
➁
➯➝➯➝➯➝➯
➇
❨✼➈❸➉
➲➝➲➝➲➝➲
➁
➯➝➯➝➯➝➯
➊
➡➝➡➝➡➝➡
❑✼❥❱▲✟Ú☎❚❝s▼❨✽❖➷◗❙q❏❴❈◗➀❥➩Û✌➎✯Û✌➜ÜÛÝ➁❫❥✱➋❽◗❬q❀❨↕❖❧❪❀❦❭❛✧❨♣❞❰❘❫❣P❚❯❖✷◗❬❨✽⑥▼❨♣❞④❲t❘▼✈❯❪❱◗❙❚❯❘▼❖❱❲
➇
➎Õ➋❬➜❱➈✺◗❬❘Þ◗❬q❀❨❿❨✽➮✖❪❀❴❈◗❬❚❝❘▼❖
➁✪➎❭➘➵➉❫➜④ß✟⑦❫❥④❚❯❲✽➆
➇
❴▼➈❸➁▼⑦
➇
❛❏➈P❑✼➊
➇
r⑤➈❸➧
➇
❢❏➈♥⑦
➇
❨✼➈❸➉
❑▼❑▼▲✟❒✱❪❀❶❱❶✻❘▼❲t❨❾à✝➋②➣✹➋✜❴❈❖❀❢❳á➞❴❫❞❙❨❾❶✧❘▼❲❙❚✇◗❬❚❝s❫❨☎❚❯❖✷◗❬❨✽⑥▼❨♣❞t❲✐❲❙❪❀r②q↕◗❬q❏❴❈◗
➁❈❤
⑦
ßÜà➷➘
❑
➣★➘
❑
á❆➘❊❑
❷❸q❀❨☎s❈❴❫✈❯❪❱❨☎❘❫❣❽à➵➘➵➁❫➣★➘➵➉▼á➞❨✽➮❧❪❏❴❫✈❯❲✽➆
➇
❴▼➈➃➨
➇
❛✜➈➢❑✲➁
➇
r✼➈➢❑✲⑦
➇
❢✜➈➢❑✼➊
➇
❨✼➈❸➁❫❥
❑✲➁✱▲★◆â❛✧❘⑤➑ãr✽❘▼❖✷◗②❴❫❚❝❖❀❲✣ä ❹✐q❀❚✇◗❬❨➫❛❀❴❫✈❯✈❝❲✹❴❫❖❱❢ãå✃❛❀✈❯❴❫r②❜✉❛❏❴❫✈❯✈❝❲♣▲Ü❷➃❹①❘❵❛❏❴❈✈❯✈❯❲❡❴❫❞t❨➫❞❙❨✽❦❡❘✼s▼❨✽❢❆❞❬❴❫❖❱❢❀❘▼❦➀✈❝➅
❹✐❚❝◗❙q❀❘▼❪❱◗✐❞t❨♣❶❀✈❯❴❫r♣❨✽❦❡❨✽❖✷◗⑤▲➓❷❸q❀❨❾❶❀❞❙❘❫❛❏❴❫❛❀❚❝✈❯❚❝◗➝➅❡❘▼❖❀❨☎❛❀❴❫✈❯✈✔❘❈❣❽❨♣❴❫r②q❳r✽❘▼✈❯❘▼❪❱❞➃❚❯❲✐r②q❀❘▼❲t❨♣❖✤❚❯❲♣➆
➇
❴▼➈ æ✘ç
è
æ❽é❱ç✼ê
è
æ❽é❱ç❈ë ➠ ê
➇
❛✜➈ æ❄ç
è
æ➍é❱ç⑤ê❝ì
➇
r✼➈
➡
æ✘ç
è
æ➍é❱ç✪ë ➠ ê
è
æ➍é❱ç✪ë ➠ ê
➇
❢✜➈
➡
æ❄ç
è
æ❽é❱ç✼ê
è
æ❽é❱ç❈ë ➠ ê
➇
❨⑤➈
æ
è
æ➒ë ➠ ê
è
æ❽é❱ç✼ê
è
æ❽é❱ç❈ë ➠ ê
❑✼➉❱▲★➽➚❣❄❚❝◗❸◗②❴❈❜❫❨♣❲❸➎❳❛❀❪❀❚❯✈❝❢❀❨♣❞t❲❸➜✣❢❏❴⑤➅✖❲❸◗❬❘➀❛❀❪❀❚❯✈❝❢❿í➀q❱❘▼❪❀❲❙❨✽❲♣➔✜q❀❘✼❹✃❦❡❴❫❖✷➅✣❢❀❴✼➅✖❲✐❹①❘❫❪❀✈❯❢↕❚❝◗➃◗❬❴❫❜❫❨❾î❭❛❱❪❀❚❯✈❝❢❀❨♣❞t❲
◗❬❘❰❛❀❪❱❚❯✈❯❢♠ï④q❱❘▼❪❀❲❙❨✽❲②➹❳◆❼❲❙❲❙❪❱❦❡❨❾◗❬q❀❨✽❲❙❨❻❛❀❪❀❚❝✈❯❢❀❨✽❞❙❲➃❹✭❘▼❞❙❜♠❴✪◗❸◗❬q❀❨❾❲❬❴❈❦❡❨❾❞❬❴✪◗❬❨❾❴❫❲❸◗❬q❱❨❻❘❈◗❬q❀❨✽❞❙❲♣▲
➇
❴▼➈✝ðòñ➚ó
ô➌õ
➇
❛✜➈✺ñ➚ó
õ
ð
ô
➇
r⑤➈❊ð
õ
ñ
ô
ó
➇
❢✜➈
ô
ó❺ñ
ð
õ
➇
❨⑤➈ ñ
õ
ð
ô
ó
❑⑤❤❀▲★➽➚❣Õ➎
➡
➘✴➎✜➜P➘✴➎♠ßö❑⑤❤❰❴❫❖❀❢♠➜
➡
➘✴➎✜➜❼➘✿➜❰ß✟➁❫➧✱➔✱◗❬q❱❨♣❖✤❴❭❶✻❘▼❲t❲❙❚❝❛❀✈❯❨Ps❈❴❫✈❝❪❀❨❼❣➂❘❫❞①◗❬q❀❨☎❲t❪❀❦Ñ❘❫❣Õ➎✺➘✿➜➀❚❯❲♣➆
➇
❴▼➈➒➏❺➦
➇
❛❏➈➒➏➐➊
➇
r⑤➈❸❥
➇
❢✜➈➢❑
➇
❨⑤➈❸➉
❑✲⑦✱▲★❷➃❹✭❘❼r✽❘▼❖❀⑥▼❞t❪❀❨♣❖✷◗✘❞❙❨✽r✽◗②❴❈❖❀⑥▼✈❯❨✽❲➪❨⑤❴❫r②q❻❦➀❨⑤❴❫❲t❪❀❞❙❚❝❖❀⑥♥➉❫r♣❦➼Ï➃➦❈r✽❦❇❴❫❞t❨
❶❀✈❯❴❫r♣❨✽❢✿❴❫❲❻❚❯❖Þ◗❬q❀❨
③
⑥▼❪❱❞❙❨❫▲✹❷❸q❀❨✣❴❫❞t❨⑤❴↕❘❫❣➃❘✼s▼❨✽❞❙✈❯❴❫❶
➇
❲❙q❏❴❫❢❱❨♣❢✜➈➌➔
❚❯❖❿r✽❦
➡
➔❱❚❯❲♣➆
➇
❴▼➈✝÷➐➳
➇
❛❏➈ ➡➝ø
➇
r⑤➈
➡
➸
➇
❢✜➈
➡
➠
➡
➇
