Friday

April 18, 2014

April 18, 2014

Posted by **meme** on Sunday, February 19, 2012 at 12:16pm.

- MATH -
**Steve**, Sunday, February 19, 2012 at 12:41pmFYI: angle, standard

hypotenuse h = √(3^2+4^2) = √25 = 5

sinθ = y/h = -4/5

cosθ = x/h = -3/5

sin^2θ + cos^2θ = (-3/5)^2 + (-4/5)^2 = 9/25 + 16/25 = 25/25 = 1

**Related Questions**

Math - Obtuse angles A and B are in standard position. Point P(-3,4) is on the ...

Advanced Functions - x and y represent two angles in standard position. x has ...

math - There is a square whose vertices lie on a unit circle. Point P lies on ...

Physics - A ballistic pendulum consists of an arm of mass M and length L = 0.485...

Physics - A ballistic pendulum consists of an arm of mass M and length L = 0.52 ...

Math Help Plz - The point (3,-8) is on the terminal arm of the angle x. Find ...

Math - The point P(k,24) is 25 units from the origin. If P is on the terminal ...

Math - For the angle shown is a point given on its terminal arm. [picture shows...

college - The arm in the figure below weighs 44.5 N. The force of gravity acting...

Grade 11 math - If the given point is on the terminal arm of an angle A in ...