Find the circumference and the area of a circle with radius 3 ft. Use the value 3.14 for π and do not round your answers.

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Write a story that matches with the expression 42x-5 pls hurry

Factor k2 - 17k + 16. a.(k - 2)(k - 8) b.(k - 1)(k + 16) c.(k - 1)(k - 16)