Question

In ∆ABC ,if angle A:angle B:angle:C=1:2:3, then tan B=​

Answer 1

Answer:

1x+2x+3x=180

6x=180

x=30

B=2×30

B=60

Answer 2

Answer:

√3

Step-by-step explanation:

angle A = 1/6*180°

= 30°

angle B = 2/6*180°

= 60°

angle C = 3/6*180°

= 90°

tan B = tan 60°

= √3