Penjelasan dengan langkah-langkah:
Kuadran II
Sin +
Cos -
Tan +
Kuadran II = 180° - 2
a.) Tan 150° = tan (180° - 30°)
= - tan (30°)
= ⅓ √3
b.) Cos 120° = Cos (180° - 60°)
= - Cos (60°)
= -½
c.) Sin 135° = Sin (180° - 45°)
= Sin 45°
= ½ √2
Jawaban:
sin 150 = 0.5
cos 120 = - 0.5
tan 135 = - 1
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Penjelasan dengan langkah-langkah:
Kuadran II
Sin +
Cos -
Tan +
Kuadran II = 180° - 2
a.) Tan 150° = tan (180° - 30°)
= - tan (30°)
= ⅓ √3
b.) Cos 120° = Cos (180° - 60°)
= - Cos (60°)
= -½
c.) Sin 135° = Sin (180° - 45°)
= Sin 45°
= ½ √2
Jawaban:
sin 150 = 0.5
cos 120 = - 0.5
tan 135 = - 1