tentukan nilai perbandingan trigonometri tan alpha = 5 di kuadran III

tan alfa= 5
sisi depan = 5
sisi samping = 1
sisi miring = akar 26
di kuadran III
sin alfa = -5/26 akar 26
cos alfa = -1/26 akar 26
cot alfa = 1/5
sec alfa = -akar26
csc alfa = -26/5 akar 26

Mapel : Matematika
Kelas : X SMA
Bab : Trigonometri

Pembahasan :
Tan A = 5/1

Depan = 5
Samping = 1
Miring = √(5² + 1²) = √26

Sin A = - 5/26 √26
Cos A = - 1/26 √26
Secan A = - √26
Cosec A = - (√26)/5
Cot A = 1/5