Mathematics, 03.12.2020 01:30 grumpygreengori
What two properties of a Cepheid variable star do we need to know in order to calculate the approximate distance from Earth?
(choose two)
1.) luminosity
2.) parallax
3.) color
4.) heat intensity
5.) exact size
6.) apparent magnitude
Answers: 2
Mathematics, 22.06.2019 00:00, valenciadewalt25
As a salesperson you get $50/day and $3.60/each sales you make. if you want to make $60 in one day, how many sales would you need need to make ? a 3b 4c 5d 6 show work.
Answers: 1
Mathematics, 22.06.2019 00:00, lilacastro
The width of a rectangle is half as long as the length. the rectangle has an area of 18 square feet. what are the length and width of the rectangle?
Answers: 1
What two properties of a Cepheid variable star do we need to know in order to calculate the approxim...
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