Wednesday

April 16, 2014

April 16, 2014

Posted by **CJ** on Thursday, January 13, 2011 at 5:30pm.

- Trigonometry/ Please Help -
**Reiny**, Thursday, January 13, 2011 at 5:34pmsketch a right-angled triangle with hypotenuse 3 and opposite side as 2

by Pythagoras the adjacent side to angle alpha is √5

You should know the definition of the 6 trig ratios in terms of opposite, adjacent and hypotenuse

e.g. tan (alpha)= 2/√5

**Related Questions**

trig - FInd the exact value pf the 6 trig function of alpha Given: point (-2,-6...

trigonometry - given that sin alpha/2 = 2/3, and that alpha/2 is in quadrant II...

Trigonometry - a. Find the exact value of sin (theta - pi/6) b. Find the exact ...

Math - sec(alpha) = -4(√(5))/5 find exact values at alpha for the ...

Trigonometry - Find the exactly value of sin2(alpha) if cos(alpha) = 4/5 (alpha ...

Trigonometry - Find the counterexample to shows that the equation sec (alpha) - ...

Trigonometry - Given that sin alpha = 15/17 and -360 <alpha<360 find all ...

maths (trigonometry) - sin(alpha-bita)=1/2 and cos(alpha+bita)=1/2, where alpha ...

Trigonometry - Prove that tan^2(alpha)-1+cos^2(alpha)sin^2(alpha) Please Explain

Math - Given that sin alpha=4/sqrt65, pi/2<alpha<pi, and cos beta=-3/...