Posted by Nate on Friday, May 16, 2008 at 5:08pm.
pi/3 radians = 60º
so let's look at the 30,60, 90º right-angled triangle
the ratio of its sides is 1:√3:2
tan 60º = 1/√3
so tan pi/3 = 1/√3
in the same way pi/4 = 45º
consider the 45,45,90 triangle.
the ratio of its sides is 1:1:√2
take it from there.
Related Questions
math - Use the exact values of the sin, cos and tan of pi/3 and pi/6, and the ...
Trigonometry - a. Find the exact value of sin (theta - pi/6) b. Find the exact ...
Math- Trig - 1. Determine the exact value of cos^-1 (pi/2). Give number and ...
math - Use the exact values of the sin, cos and tan of pi/3 and pi/6, and the ...
math - use exact values of the sin,cos and tan of (pi/3) and (pi/6)(which I ...
math - use exact values of the sin,cos and tan of (pi/3) and (pi/6)(which I have...
trig - Determine the period, amplitude and phase shift for each given function...
trig/math - Determine the period, amplitude and phase shift for each given ...
Trigonometry - Find the exact value of tan(a-b) sin a = 4/5, -3pi/2<a&...
math - Eliminate the parameter (What does that mean?) and write a rectangular ...
For Further Reading
