Homework Help: math

Posted by s on Sunday, November 30, 2008 at 6:46pm.

trigonometric functions/ radians

the angle Ə is in the first quadrant, and cos Ə = 2/√5

a) draw a diagram to show the angle in standard position and a point P on its terminal arm
b) determine possible coordinates for P

math - drwls, Sunday, November 30, 2008 at 7:24pm
We can't draw diagrams here, but theta is the angle whose tangent is 1/2, which is 26.56 dgrees, and the coordinates of P are (2,1). The other end of the hypotenuse is at (0,0)

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