Mathematics, 05.02.2020 09:47 trinityine
Afirecracker shoots up from a hill 160 feet high, with an initial speed of 90 feet per second. using the formula h(t) = −16t2 + vt + s, approximately how long will it take the firecracker to hit the ground?
a. five seconds
b. six seconds
c. seven seconds
d. eight seconds
Answers: 1
Mathematics, 21.06.2019 20:00
Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?
Answers: 1
Mathematics, 21.06.2019 21:00
Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w
Answers: 1
Mathematics, 21.06.2019 23:40
Which set of side lengths form a right side? a) 3ft,6ft,5ft b)50 in,48in,14in c)53m,48m,24m d)8cm,17cm,14cm
Answers: 2
Afirecracker shoots up from a hill 160 feet high, with an initial speed of 90 feet per second. using...
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