Which proportion could be used to find the length of side b? С
b
64°
85
А
9.3
B
A.
sin 31
9.3
sin 64
b
B.
sin 31
9.3
sin 85
b
C.
sin 64
sin 85
9.3

Carl wants to buy a television that cost $500 including taxes. to pay for television he will use a payment plan that requires him to make a down payment of $125 and then pay $70.50 each month for six months what is the percent increase from the original cast of the television to the cost of the television using a payment plan.

Which sum or difference identity would you use to verify that cos (180° - ∅) = -cos ∅? a. sin (α -β) = sin α cos β – cos α sin β b. cos (α -β) = cos α cos β – sin α sin β c. cos (α -β) = cos α cos β + sin α sin β d. sin (α + β) = sin α cos β + cos α sin β

The measure of an angle is 117°. what is the measure of a supplementary angle?