Arectangular poster is 3 times as long as it is wide. a rectangular banner is 5 times as long as it is wide. both the banner and the poster have perimeters of 24 inches. what are the lengths and widths of the poster and widths of the poster and the banner?

she would want to sell 10 full-year subscriptions and at least 9 half-year subscriptions to get a total of at least $300. 

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step-by-step explanation:

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answer: cos [   arcsin (3/5) - arccos (1/2) ] =

step-by-step explanation: × = 3/5 = 0.6--> x = 36.87 and x = 180 - 36.87 = 143.13 deg

cos y = 1/2 --> y = +- 60 deg a. cos (x - y) = cos (143.13 - 60) = cos 83,13  

=

0.12

b. cos (36.87 - 60) = cos (-23.23) = 0.92

they charge the same amount at 20 minutes.

step-by-step explanation:

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c. histogram

step-by-step explanation: