Tentukan bayangan titik c(3,3) apabila dirotasikan (0,60°)
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Tentukan bayangan titik c(3,3) apabila dirotasikan (0,60°)
1 Jawaban
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1. Jawaban nisa2421
(x')=(cos 60 -sin60)(3)
(y') (sin60 cos60)(3)
=(1/2 -1/2V3)(3)
(1/2V3 1/2)(3)
=(3/2 + -(3/2V3))
(3/2V3 + 3/2)
C' =(3/2 - 3/2V3)
(3/2V3 + 3/2)