Gene purchases a circular patio table with a diameter of 48 inches . The table has a hole in the center for an umbrella. The hole has a diameter of 4 inches. What is the area of the circular table top? Use pi = 3.14 . PLS HELP ME a) 1758.40 in2
b) 12.56 in2
c) 1796.08 in2
d) 1808.64 in2

Solve the system by the elimination method. 2x + y - 4 = 0 2x - y - 4 = 0 when you eliminate y, what is the resulting equation? a.x = 0 b.4x = -8 c.4x = 8

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?