Acoin is biased such that it results in 2 heads out of every 3 coin flips, on average. which statement is true? . a.)the theoretical probability of getting heads from an unbiased coin is about 66%.. b.)the sequence hthtthttt is valid for the biased coin.. c.)the biased coin has about a 33% probability of displaying tails.. d.)the sequence htthththt is valid for the biased coin.. * *

Select the lengths in centimeters that would form a right triangle

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.

Plz hurry evaluate the expression a+b where a=8 and b=19