Angle Sum and Difference Identities 2

Name:

If A and B are positive acute angles,

, and

, what is the value of

a)		c)
b)		d)

, and x and y are acute angles, the value of

a)		c)
b)		d)

, and angles A and B are acute angles, what is the value of

a)		c)
b)		d)

If A and B are both acute angles,

and

, then

a)		c)
b)		d)

and

, then

equals

a)		c)
b)		d)

Given angle A in Quadrant I with

and angle B in Quadrant II with

, what is the value of

a)		c)
b)		d)

, and angles A and B are in Quadrant I, what is the value of

a)		c)
b)		d)

and

, what is the value of

a)		c)
b)		d)

and

, what is the value of

a)		c)
b)		d)