The maximum distance that the light on a lighthouse can reach is 20 miles. if the light can rotate 360 degrees, find the total area that it can light. someone answer asap!

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?