Question

Koordinat kartesius ke kutub (2, 2√3)

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Answer 1

Verified answer

Kelas 10 Matematika
Bab Trigonometri

(2, 2√3) → x dan y positif, maka di Kuadran I

r = √(x² + y²)
r = √(2² + (2√3)²)
r = √(4 + 12)
r = √16
r = 4

tan a = y/x
tan a = (2√3)/2
tan a = √3
a = 60°

Koordinat kutub = (4, 60°)