Matematika

Pertanyaan

(1) ubahlah ke dalam satuan radial 765 derajat
- 270 derajat
(2) ubahlah ke bentuk satuan derajat
7/6
5/3

2 Jawaban

  • 1)765°=765×π/180rad
    =17/4πrad
    -270°=-270×π/180rad
    =3/2 πrad

    2)7/6=7/6×360°
    420°
    5/3=5/3×360°
    600°
  • 1) 765° = 45° = 45/ 180 × πradian = 1/4 π radian
    -270° = 90° = 90/ 180 × πradian = 1/2 π radian
    2) 7/6 π radian = 7/6 × 180° = 210°
    7/6 radian = 7/6/π × 180° = 7/6π × 180° = 210°/π
    5/3 π radian = 5/3 × 180° = 300°
    5/3 radian = 5/3/π × 180° = 5/3π × 180° = 300°/ π

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