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Bayangan persegi panjang ABCD dengan A ( − 1 , 2 ) , B ( 3 , 2 ) , C ( 3 , − 1 ) , dan D ( − 1 , − 1 ) dirotasikan oleh adalah ....

Bayangan persegi panjang  dengan , dan  dirotasikan oleh Error converting from MathML to accessible text. adalah ....

  1. begin mathsize 14px style straight A apostrophe left parenthesis negative 1 comma space 2 right parenthesis comma space straight B apostrophe left parenthesis 1 comma space 2 right parenthesis comma space straight C apostrophe left parenthesis negative 4 comma space 2 right parenthesis comma space dan space straight D apostrophe left parenthesis 0 comma space minus 2 right parenthesis end style 

  2. begin mathsize 14px style straight A apostrophe left parenthesis 1 comma space minus 2 right parenthesis comma space straight B apostrophe left parenthesis 1 comma space 2 right parenthesis comma space straight C apostrophe left parenthesis 4 comma space 2 right parenthesis comma space dan space straight D apostrophe left parenthesis 0 comma space minus 2 right parenthesis end style 

  3. begin mathsize 14px style straight A apostrophe left parenthesis 1 comma space minus 2 right parenthesis comma space straight B apostrophe left parenthesis negative 1 comma space 2 right parenthesis comma space straight C apostrophe left parenthesis negative 4 comma space 2 right parenthesis comma space dan space straight D apostrophe left parenthesis 0 comma space 2 right parenthesis end style 

  4. begin mathsize 14px style straight A apostrophe left parenthesis 1 comma space minus 2 right parenthesis comma space straight B apostrophe left parenthesis 1 comma space 2 right parenthesis comma space straight C apostrophe left parenthesis 4 comma space minus 2 right parenthesis comma space dan space straight D apostrophe left parenthesis 0 comma space minus 2 right parenthesis end style 

  5. begin mathsize 14px style straight A apostrophe left parenthesis 1 comma space minus 2 right parenthesis comma space straight B apostrophe left parenthesis 1 comma space 2 right parenthesis comma space straight C apostrophe left parenthesis negative 4 comma space 2 right parenthesis comma space dan space straight D apostrophe left parenthesis 0 comma space minus 2 right parenthesis end style 

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G. Albiah

Master Teacher

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Pembahasan

Diketahui, Dirotasikan oleh Gunakan persamaan matriks berikut. 1. Titik , 2. Titik 3. Titik 4. Titik Jadi,Bayangan persegi panjang dengan , , , dan dirotasikan oleh adalah , , dan . Oleh karena itu, tidak ada jawaban yang benar pada pilihan jawaban.

Diketahui,

  • straight A left parenthesis negative 1 comma space 2 right parenthesis
  • straight B left parenthesis 3 comma space 2 right parenthesis
  • straight C left parenthesis 3 comma negative 1 right parenthesis
  • Error converting from MathML to accessible text. 
  • Dirotasikan oleh Error converting from MathML to accessible text.

Gunakan persamaan matriks berikut.

open parentheses table row cell x apostrophe end cell row cell y apostrophe end cell end table close parentheses equals open parentheses table row cell cos space straight theta end cell cell negative sin space straight theta end cell row cell sin space straight theta end cell cell cos space straight theta end cell end table close parentheses open parentheses table row cell x minus h end cell row cell y minus k end cell end table close parentheses plus open parentheses table row h row k end table close parentheses

1. Titik straight A left parenthesis negative 1 comma space 2 right parenthesis,

table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses table row cell x apostrophe end cell row cell y apostrophe end cell end table close parentheses end cell equals cell open parentheses table row cell cos space 90 end cell cell negative sin space 90 end cell row cell sin space 90 end cell cell cos space 90 end cell end table close parentheses open parentheses table row cell negative 1 minus 2 end cell row cell 2 minus 1 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 0 cell negative 1 end cell row 1 0 end table close parentheses open parentheses table row cell negative 1 minus 2 end cell row cell 2 minus 1 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 0 cell negative 1 end cell row 1 0 end table close parentheses open parentheses table row cell negative 3 end cell row 1 end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row cell negative 1 end cell row cell negative 3 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 1 row cell negative 2 end cell end table close parentheses end cell row blank blank blank row blank blank blank end table

2. Titik straight B left parenthesis 3 comma space 2 right parenthesis

table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses table row cell x apostrophe end cell row cell y apostrophe end cell end table close parentheses end cell equals cell open parentheses table row cell cos space 90 end cell cell negative sin space 90 end cell row cell sin space 90 end cell cell cos space 90 end cell end table close parentheses open parentheses table row cell negative 1 minus 2 end cell row cell 2 minus 1 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 0 cell negative 1 end cell row 1 0 end table close parentheses open parentheses table row cell 3 minus 2 end cell row cell 2 minus 1 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 0 cell negative 1 end cell row 1 0 end table close parentheses open parentheses table row 1 row 1 end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row cell negative 1 end cell row 1 end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 1 row 2 end table close parentheses end cell row blank blank blank row blank blank blank end table

3. Titik straight C left parenthesis 3 comma negative 1 right parenthesis

table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses table row cell x apostrophe end cell row cell y apostrophe end cell end table close parentheses end cell equals cell open parentheses table row cell cos space 90 end cell cell negative sin space 90 end cell row cell sin space 90 end cell cell cos space 90 end cell end table close parentheses open parentheses table row cell negative 1 minus 2 end cell row cell 2 minus 1 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 0 cell negative 1 end cell row 1 0 end table close parentheses open parentheses table row cell 3 minus 2 end cell row cell negative 1 minus 1 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 0 cell negative 1 end cell row 1 0 end table close parentheses open parentheses table row 1 row cell negative 2 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 2 row 1 end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 4 row 2 end table close parentheses end cell end table

4. Titik straight D left parenthesis negative 1 comma negative 1 right parenthesis

table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses table row cell x apostrophe end cell row cell y apostrophe end cell end table close parentheses end cell equals cell open parentheses table row cell cos space 90 end cell cell negative sin space 90 end cell row cell sin space 90 end cell cell cos space 90 end cell end table close parentheses open parentheses table row cell negative 1 minus 2 end cell row cell 2 minus 1 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 0 cell negative 1 end cell row 1 0 end table close parentheses open parentheses table row cell negative 1 minus 2 end cell row cell negative 1 minus 1 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 0 cell negative 1 end cell row 1 0 end table close parentheses open parentheses table row cell negative 3 end cell row cell negative 2 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 2 row cell negative 3 end cell end table close parentheses plus open parentheses table row 2 row 1 end table close parentheses end cell row blank equals cell open parentheses table row 4 row cell negative 2 end cell end table close parentheses end cell end table

 

Jadi, Bayangan persegi panjang begin mathsize 14px style ABCD end style dengan begin mathsize 14px style straight A left parenthesis negative 1 comma space 2 right parenthesis end styleError converting from MathML to accessible text.Error converting from MathML to accessible text., dan Error converting from MathML to accessible text. dirotasikan oleh Error converting from MathML to accessible text. adalah straight A left parenthesis 1 comma negative 2 right parenthesisstraight B left parenthesis 1 comma 2 right parenthesisstraight C left parenthesis 4 comma 2 right parenthesis dan straight D left parenthesis 4 comma negative 2 right parenthesis.

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