Mathematics, 21.05.2020 19:00 vdkgknsdg4817
Tides go up and down in a 14-hour period. The average depth of a certain river is 7 m and ranges from 2 to 12 m. The variation can be approximated by a sine curve. Write an equation that gives the approximate variation y, if x is the number of hours after midnight and high tide occurs at 9:00 am.
Answers: 1
Mathematics, 21.06.2019 13:50
Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?
Answers: 1
Mathematics, 21.06.2019 18:00
List the sides of δrst in in ascending order (shortest to longest) if: a ∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°
Answers: 2
Mathematics, 21.06.2019 19:30
Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.
Answers: 1
Mathematics, 21.06.2019 21:20
Paul’s car is 18 feet long. he is making a model of his car that is 1/6 the actual size. what is the length of the model?
Answers: 1
Tides go up and down in a 14-hour period. The average depth of a certain river is 7 m and ranges fro...
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