Answer:
The exact value of 
is 
.
Step-by-step explanation:
Recall that is a special angle that can be obtained using an equilateral triangle.
The right triangle obtained using one of the lines symmetry was used to find the exact value of using SOH-CAH-TOA
The exact value of is .
Answer:
-29
Step-by-step explanation:
when adding by a negative it is the same as subtracting by a positive. subtacting by a negetive is the same as adding by a positive.
-hope this helps
Thirty six divided by four is equal to nine
2x-3y=7
-3y = -2x+7
y= 2x/3-7/3
slope of 2/3 (rise 2, run 3)
y-intercept of -7/3
Would be a positive line, starting low on left and rising towards right
(6r+7) + (13+7r) = 13r+20
(7r-3/2) - (2/3+6r) = r-13/6
