Mathematics, 08.07.2019 05:30 eguzmandpandoracom
In the stamp collection below. the denominations have not been entered. use the clues below to set up equations and determine the proper denominations. clue 1: the r stamps total 24 cents. r1 + r2 + r3 = 24 clue 2: the r stamps with animals total 16 cents. r1 + r2 = 16 combining this with clue 1, we know r3 = 8 clue 3: the stamps with animals total 20 cents. r1+ + s2 = 20 combining this with clue 2, we know s2 = 4 clue 4: the stamps with two animals total 13 cents. s2 + r2 = combining this with what we learned from clue 3, we know r2 = clue 5: the two stamps with a person total 22 cents. + t2 = 22 combing this with what we learned from clue 2, we know t2 = clue 6: the triangle stamps total 24 cents. t1 + = 24 combining this with what we learned from clue 5, we know = 10 clue 7: the stamps with mechanical devices total 20 cents. t1 + r3 + s1 = combining this with what we learned from clue 2 and clue 6, we know s1 = the s stamps total 11 cents. s1 + s2 + = 11 combining this with what we learned from clue 3 and clue 7, we know = 5
Answers: 1
Mathematics, 21.06.2019 16:30
896.31 cm= km 100cm = 1m 1000m = 1km a) 0.0089631 b) 0.0089631 c) 8.9631 d) 89.631
Answers: 2
Mathematics, 21.06.2019 20:00
In new york city at the spring equinox there are 12 hours 8 minutes of daylight. the longest and shortest days of the year very by two hours and 53 minutes from the equinox in this year the equinox falls on march 21 in this task you use trigonometric function to model the hours of daylight hours on certain days of the year in new york city a.what is the independent and dependent variables? b.find the amplitude and the period of the function. c.create a trigonometric function that describes the hours of sunlight for each day of the year. d. graph the function you build in part c. e. use the function you build in part c to find out how many fewer daylight hours february 10 will have than march 21. you may look at the calendar.
Answers: 1
Mathematics, 21.06.2019 20:30
Give the functions f(x) = |x + 2| - 3, what is the domain? a,b,c, or d all real numbers x > 2 x < -2 all real numbers and x cannot equal to 2
Answers: 1
Mathematics, 21.06.2019 21:20
If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°
Answers: 2
In the stamp collection below. the denominations have not been entered. use the clues below to set u...
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