Iklan

Iklan

Pertanyaan

Persegipanjang ABCD dengan titik koordinat A ( 6 , 0 ) , B ( 12 , 0 ) , C ( 12 , 9 ) , dan D ( 6 , 9 ) . b. Tulislah koordinat bayangan persegipanjang dengan dilatasi yang berpusat di titik asal O ( 0 , 0 ) dan faktor skala − 3 2 ​ .

Persegipanjang  dengan titik koordinat , , , dan .

b. Tulislah koordinat bayangan persegipanjang undefined dengan dilatasi yang berpusat di titik asal  dan faktor skala .

  1. ...undefined 

  2. ...undefined 

Iklan

A. Adalah

Master Teacher

Jawaban terverifikasi

Iklan

Pembahasan

Pembahasan
lock

Jika . Persegipanjang dengan titik koordinat , , , dan didilatasi dengan pusat dan faktor skala . Maka, Maka, koordinat bayangan persegipanjang adalah , , ,dan .

Jika begin mathsize 14px style straight A open parentheses x comma y close parentheses space rightwards arrow with open square brackets 0 comma space k close square brackets on top space straight A to the power of apostrophe open parentheses k x comma space k y close parentheses end style.

Persegipanjang size 14px ABCD dengan titik koordinat Error converting from MathML to accessible text., Error converting from MathML to accessible text., Error converting from MathML to accessible text., dan Error converting from MathML to accessible text. didilatasi dengan pusat  Error converting from MathML to accessible text. dan faktor skala size 14px minus size 14px 2 over size 14px 3.

Maka,

begin mathsize 14px style straight A open parentheses 6 comma space 0 close parentheses space rightwards arrow with open square brackets 0 comma space minus 2 over 3 close square brackets on top space straight A to the power of apostrophe open parentheses negative 2 over 3 cross times 6 comma space minus 2 over 3 cross times 0 close parentheses space space space space space space space space space space space space space space space space space space space space space space space space space space space space straight A to the power of apostrophe open parentheses negative 4 comma space 0 close parentheses end style 

begin mathsize 14px style straight B open parentheses 12 comma space 0 close parentheses space rightwards arrow with open square brackets 0 comma space minus 2 over 3 close square brackets on top space straight B to the power of apostrophe open parentheses negative 2 over 3 cross times 12 comma space minus 2 over 3 cross times 0 close parentheses space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space straight B to the power of apostrophe open parentheses negative 8 comma space 0 close parentheses end style 

begin mathsize 14px style straight C open parentheses 12 comma space 9 close parentheses space rightwards arrow with open square brackets 0 comma space minus 2 over 3 close square brackets on top space straight C to the power of apostrophe open parentheses negative 2 over 3 cross times 12 comma space minus 2 over 3 cross times 9 close parentheses space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space straight C to the power of apostrophe open parentheses negative 8 comma space minus 6 close parentheses end style

begin mathsize 14px style straight D open parentheses 6 comma space 9 close parentheses space rightwards arrow with open square brackets 0 comma space minus 2 over 3 close square brackets on top space straight D to the power of apostrophe open parentheses negative 2 over 3 cross times 6 comma space minus 2 over 3 cross times 9 close parentheses space space space space space space space space space space space space space space space space space space space space space space space space space space space space straight D to the power of apostrophe open parentheses negative 4 comma space minus 6 close parentheses end style

Maka, koordinat bayangan persegipanjang undefined adalah begin mathsize 14px style straight A to the power of apostrophe open parentheses negative 4 comma space 0 close parentheses end stylebegin mathsize 14px style straight B to the power of apostrophe open parentheses negative 8 comma space 0 close parentheses end stylebegin mathsize 14px style straight C to the power of apostrophe open parentheses negative 8 comma space minus 6 close parentheses end style, dan begin mathsize 14px style straight D to the power of apostrophe open parentheses negative 4 comma space minus 6 close parentheses end style.  

 

Latihan Bab

Translasi (Pergeseran)

Refleksi (Pencerminan)

Rotasi (Perputaran)

Dilatasi

Perdalam pemahamanmu bersama Master Teacher
di sesi Live Teaching, GRATIS!

278

Iklan

Iklan

Pertanyaan serupa

Perhatikan tabel di bawah ini! Nomor baris yang benar dari keterangan pada tabel adalah...

58

0.0

Jawaban terverifikasi

Iklan

Iklan

RUANGGURU HQ

Jl. Dr. Saharjo No.161, Manggarai Selatan, Tebet, Kota Jakarta Selatan, Daerah Khusus Ibukota Jakarta 12860

Coba GRATIS Aplikasi Roboguru

Coba GRATIS Aplikasi Ruangguru

Download di Google PlayDownload di AppstoreDownload di App Gallery

Produk Ruangguru

Fitur Roboguru

Topik Roboguru

Hubungi Kami

Ruangguru WhatsApp

081578200000

Email info@ruangguru.com

info@ruangguru.com

Contact 02140008000

02140008000

Ikuti Kami

©2023 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia