The actual length of a Corvette is 15 feet. Using the scale factor 1:3, determine the length of the model Corvette in inches. (Hint 1ft = 12 inches) PLEASE HELP!

The triangles are similar. what is the value of x? enter your answer in the box. x = two right triangles. the larger right triangle is labeled x on the longer leg, 12 on the shorter leg and 20 on the hypotenuse. the smaller triangle is labeled 4 on the longer leg, 3 on the shorter leg, and 5 on the hypotenuse.

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?

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x