Answer to Question #42532 in Calculus for shasha

Question

Evaluate tan 30° without using a calculator by using ratios in a reference triangle.


help me please show work please i did it it gives me -5.41

Answer 1

As tan(x)=sin(x)/cos(x) we have that tan(30°)=sin(30°)/cos(30°)=1/2:(3)^(1/2)/2=1/(square root of 3).