
Soal Dilatasi Kelas XI Kumer
Quiz
•
Mathematics
•
3rd Grade
•
Practice Problem
•
Easy
SYAHRIAN SYAHRIAN
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan dilatasi dalam matematika?
Dilatasi adalah proses pengurangan ukuran objek.
Dilatasi adalah transformasi yang mengubah ukuran objek dengan faktor skala.
Dilatasi adalah penjumlahan dua objek dalam geometri.
Dilatasi adalah transformasi yang hanya mengubah warna objek.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebutkan rumus dilatasi pada bidang datar!
P' = k * P
P' = k / P
P' = P - k
P' = P + k
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika titik A(2,3) didilatasi dengan skala 2, berapa koordinat titik A' setelah dilatasi?
A'(2,3)
A'(4,6)
A'(1,1)
A'(6,9)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jelaskan perbedaan antara dilatasi dan transformasi geometri lainnya!
Dilatasi hanya mengubah warna objek.
Transformasi lain tidak mempengaruhi ukuran objek.
Dilatasi dan transformasi lain selalu menghasilkan bentuk yang sama.
Dilatasi mengubah ukuran objek, sedangkan transformasi lain mengubah posisi atau orientasi.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana cara menentukan pusat dilatasi?
Titik P di mana garis dari A ke B dipotong.
Titik P di mana garis dari B ke C diperpendek.
Titik P di mana garis dari A ke B diperpanjang.
Titik P di mana garis dari A ke C diperpanjang.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika titik B(-1,4) didilatasi dengan skala 0.5, berapa koordinat titik B' setelah dilatasi?
(0, 4)
(-0.5, 2)
(-1, 2)
(-0.5, 4)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebutkan sifat-sifat dilatasi!
Sifat-sifat dilatasi adalah: mempertahankan proporsi, mempertahankan bentuk, memperbesar atau memperkecil ukuran, titik pusat dilatasi sebagai referensi, dan jarak berbanding lurus dengan faktor skala.
Mengubah warna objek
Menghapus objek dari ruang
Menambah jumlah objek
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