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Verified answer
JawabR(90) --> x= y' dan y = -x'
P(-2,1) -->
x= -2 --> y' = - 2
y = 1--> x' = - 1
P" (-1, -2)
P' (-1. - 2) di T(3,8) --> P"(-1 +3), (-2 +8) = P(2,6)
P" (2, 6) di reflesi x = -2
x'" = 2(-2) - 2
x"'= - 6
y'" = y =6
banyangan akhir P (- 6, 6)