

Translasi
Presentation
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Suwelda Suwelda
Used 1+ times
FREE Resource
9 Slides • 0 Questions
1
TRANSLASI
By SANTOSO S
2
3
4
5
Contoh:
3 positif, maka bergeser ke kanan 3 satuan
𝑇 = 3
1
Translasi ditulis dengan lambang 𝑇 = 𝑎
𝑏 yang berarti
a positif artinya bergeser ke kanan
a negatif artinya bergeser ke kiri
b positif artinya bergeser ke atas
b negatif artinya bergeser ke bawah
A(𝑥, 𝑦)
A’ ( 𝑥 + 𝑎 , 𝑦 + 𝑏 )
𝑇 = 𝑎
𝑏
1 positif, maka bergeser ke atas 1 satuan
6
Diketahui titik A(1,2) akan digeser ke kanan sejauh 3 kotak dan digeser ke atas sejauh 1
kotak. Tentukan bayangan titik A
7
Tentukan bayangan titik A(-1, 6) di geser ke kanan sejauh 3 kotak dan di
geser ke bawah sejauh 2 kotak. Tentukan bayangan titik A
di geser ke kanan sejauh 3 kotak
di geser ke bawah sejauh 2 kotak
𝑇 =
Tips:
Ke kanan (+)
ke kiri (-)
Ke atas (+)
ke bawah (-)
A( −1, 6 )
A’ ( −𝟏 + 𝟑 , 𝟔 + (−𝟐) )
A’ ( 𝟐 , 𝟒 )
Jadi bayangan A( -1, 6) oleh translasi 𝑇 = adalah A’ ( 2 , 4 ).
𝑇 =
𝟑
−𝟐
𝟑
−𝟐
3
−2
8
Tentukan bayangan titik P(2 , 5) jika ditranslasikan oleh 𝑇 = 3
4
P( 2, 5 )
P’ ( 2 + 3 , 5 + 4 )
P’ ( 5 , 9 )
Jadi bayangan P( 2, 5) oleh translasi 𝑇 = 3
adalah P’ ( 5 , 9 )
𝑇 = 𝟑
𝟒
4
9
Tentukan bayangan titik P(2 , 5) jika ditranslasikan oleh 𝑇 = 3
4
P( 2, 5 )
P’ ( 2 + 3 , 5 + 4 )
P’ ( 5 , 9 )
Jadi bayangan P( 2, 5) oleh translasi 𝑇 = 3
adalah P’ ( 5 , 9 )
𝑇 = 𝟑
𝟒
4
TRANSLASI
By SANTOSO S
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