Ellie is placing an order for 55 tuna salads and 22 chicken salads. each salad costs $8.50, including tax. what is the total cost of the salads?

20 da is equal to a. 2,000 cm. b. 2 m. c. 20,000 cm. d. 20,000 mm

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

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.