Hai sobat-sobat semuanya, disini saya mau mencoba memecahkan masalah bila ada soal seperti dibawah ini. Simak baik-baik yaaa semoga bermanfaat bagi Anda.
Jabawan Pertanyaan a :
Diketahui :
Titik Pusat P4 = (15
, 3)
Skala = (3 , 3)
Titik Obyek A = (10
, 4)
Titik Obyek B = (20
, 4)
Titik Obyek C = (20
, 10)
Titik Obyek D = (15
, 14)
Titik Obyek E = (10
, 10)
Pergeseran dari Titik Pusat P4 = (15 , 3) ==> (-15 , -3)
Titik Obyek A’ = (10-15
, 4-3) = (-5 , 1)
Titik Obyek B’ = (20-15
, 4-3) = (5 , 1)
Titik Obyek C’ = (20-15
, 10-3) = (5 , 7)
Titik Obyek D’ = (15-15
, 14-3) = (0 , 11)
Titik Obyek E’ = (10-15
, 10-3) = (-5 , 7)
Penskalaan (3
, 3)
Titik Obyek
A’’ = (-5*3
, 1*3) = (-15 , 3)
Titik Obyek
B’’ = (5*3
, 1*3) = (15 , 3)
Titik Obyek
C’’ = (5*3
, 7*3) = (15 , 21)
Titik Obyek
D’’ = (0*3
, 11*3) = (0 , 33)
Titik Obyek
E’’ = (-5*3
, 7*3) = (-15 , 21)
Pergeseran (15 , 3)
Titik Obyek
A’’’ = (-15+15
, 3+3) = (0 , 6)
Titik Obyek
B’’’ = (15+15
, 3+3) = (30 , 6)
Titik Obyek
C’’’ = (15+15
, 21+3) = (30 , 24)
Titik Obyek
D’’’ = (0
+15 , 33+3) = (15 , 36)
Titik Obyek
E’’’ = (-15+15
, 21+3) = (0
, 24)
Jawaban Pertanyaan b :
Diketahui :
Pergeseran = (2
, 3)
Skala = (2 , 2)
Titik Obyek A = (10
, 4)
Titik Obyek B = (20
, 4)
Titik Obyek C = (20
, 10)
Titik Obyek D = (15
, 14)
Titik Obyek E = (10
, 10)
Pergeseran (2 , 3) :
ð
10 x 1 + 4
x 0 + 1
x 2 = 10 + 0 + 2 = 12
ð
10 x 0 + 4
x 1 + 1
x 3 = 0 + 4 + 3 = 7
ð
10 x 0 + 4
x 0 + 1
x 1 = 0 + 0 + 1 = 1
ð
20 x 1 + 4
x 0 + 1
x 2 = 20 + 0 + 2 = 22
ð
20 x 0 + 4
x 1 + 1
x 3 = 0 + 4 + 3 = 7
ð
20 x 0 + 4
x 0 + 1
x 1 = 0 + 0 + 1 = 1
ð
20 x 1 + 10
x 0 + 1
x 2 = 20 + 0 + 2 = 22
ð
20 x 0 + 10
x 1 + 1
x 3 = 0 + 10 + 3 = 13
ð
20 x 0 + 10
x 0 + 1
x 1 = 0 + 0 + 1 = 1
ð
15 x 1 + 14
x 0 + 1
x 2 = 15 + 0 + 2 = 17
ð
15 x 0 + 14
x 1 + 1
x 3 = 0 + 14 + 3 = 17
ð
15 x 0 + 14
x 0 + 1
x 1 = 0 + 0 + 1 = 1
ð
10 x 1 + 10
x 0 + 1
x 2 = 10 + 0 + 2 = 12
ð
10 x 0 + 10
x 1 + 1
x 3 = 0 + 10 + 3 = 13
ð
10 x 0 + 10
x 0 + 1
x 1 = 0 + 0 + 1 = 1
Penskalaan (2 , 2) :
ð
12 x 2 + 7
x 0 + 1
x 0 = 24 + 0 + 0 = 24
ð
12 x 0 + 7
x 2 + 1
x 0 = 0 + 14 + 0 = 14
ð
12 x 0 + 7
x 0 + 1
x 1 = 0 + 0 + 1 = 1
ð
22 x 2 + 7
x 0 + 1
x 0 = 44 + 0 + 0 = 44
ð
22 x 0 + 7
x 2 + 1
x 0 = 0 + 14 + 0 = 14
ð
22 x 0 + 7
x 0 + 1
x 1 = 0 + 0 + 1 = 1
ð
22 x 2 + 13
x 0 + 1
x 0 = 44 + 0 + 0 = 44
ð
22 x 0 + 13
x 2 + 1
x 0 = 0 + 26 + 0 = 26
ð
22 x 0 + 13
x 0 + 1
x 1 = 0 + 0 + 1 = 1
ð
17 x 2 + 17
x 0 + 1
x 0 = 34 + 0 + 0 = 34
ð
17 x 0 + 17
x 2 + 1
x 0 = 0 + 34 + 0 = 34
ð
17 x 0 + 17
x 0 + 1
x 1 = 0 + 0 + 1 = 1
ð
12 x 2 + 13
x 0 + 1
x 0 = 24 + 0 + 0 = 24
ð
12 x 0 + 13
x 2 + 1
x 0 = 0 + 26 + 0 = 26
ð
12 x 0 + 13
x 0 + 1
x 1 = 0 + 0 + 1 = 1
Demikiann sobat jawaban soal-soal diatas. Mudah-mudahan bisa menjawab pertanyaan sodara-sodara semuanya.
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