Check all statements that are equivalent to if the sky is not clear, then you don't see the stars ? a. clear sky is necessary and sufficient for seeing the stars. ? b. if the sky is clear, then you see the stars. c. you don't see the stars unless the sky is clear. ? d. clear sky is necessary to see the stars. e. the sky is clear only if you see the stars. f. clear sky is sufficient to see the stars. g. if you don't see the stars, then the sky is not clear. h. if you see the stars, then the sky is clear. i. you see the stars only if the sky is clear.

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

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.

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?