Tabla trig de ángulos ordinarios

ángulo (grados) 

0  30  45  60  90  120  135  150  180  210  225  240  270  300  315  330  360 = 0

ángulo (radianes) 

0  PI/6 PI/4 PI/3 PI/2 2/3PI 3/4PI 5/6PI PI  7/6PI  5/4PI  4/3PI  3/2PI  5/3PI  7/4PI  11/6PI  2PI = 0

sen(a)

(0/4) (1/4) (2/4) (3/4) (4/4) (3/4) (2/4) (1/4) (0/4)

-(1/4)

-(2/4)

-(3/4)

-(4/4)

-(3/4)

-(2/4)

- (1/4)

(0/4)

cos(a)

(4/4) (3/4) (2/4) (1/4) (0/4)

-(1/4)

-(2/4)

-(3/4)

-(4/4)

-(3/4)

-(2/4)

-(1/4)

(0/4) (1/4) (2/4)

(3/4)

(4/4)

tan(a)

(0/4) (1/3) (2/2) (3/1) (4/0)

-(3/1)

-(2/2)

-(1/3)

-(0/4)

(1/3) (2/2) (3/1) (4/0)

-(3/1)

-(2/2)

- (1/3)

(0/4)

Tabla trig de ángulos ordinarios

ángulo (grados) 

0  30  45  60  90  120  135  150  180  210  225  240  270  300  315  330  360 = 0

ángulo (radianes) 

0  PI/6 PI/4 PI/3 PI/2 2/3PI 3/4PI 5/6PI PI  7/6PI  5/4PI  4/3PI  3/2PI  5/3PI  7/4PI  11/6PI  2PI = 0

sen(a)

(0/4) (1/4) (2/4) (3/4) (4/4) (3/4) (2/4) (1/4) (0/4)

-(1/4)

-(2/4)

-(3/4)

-(4/4)

-(3/4)

-(2/4)

- (1/4)

(0/4)

cos(a)

(4/4) (3/4) (2/4) (1/4) (0/4)

-(1/4)

-(2/4)

-(3/4)

-(4/4)

-(3/4)

-(2/4)

-(1/4)

(0/4) (1/4) (2/4)

(3/4)

(4/4)

tan(a)

(0/4) (1/3) (2/2) (3/1) (4/0)

-(3/1)

-(2/2)

-(1/3)

-(0/4)

(1/3) (2/2) (3/1) (4/0)

-(3/1)

-(2/2)

- (1/3)

(0/4)