Nyatakan sudut 89 ke dalam radian

Mapel : Matematika

Kelas : 10

Bab : Trigonometri
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a] 89°

[tex]8 {9}^{0} = 89 \times ( \frac{\pi}{180} ) ^{c} \\ {89}^{0} = \frac{89}{180} \times {\pi}^{c} \\ {89}^{0} = 0.49 {\pi}^{c} [/tex]