tentukan koordinat ktub R (8,6)

P (8,6)

x = 8
y = 6

R = akar(x^2+y^2)
R = akar(8^2+6^2)
R = 10

tan@ = y/x
tan@ = 6/8
tan@ = 3/4
tan@ = 37 derajat

koordinat kutub (10,37derajat)

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