Calculate, to the nearest square foot, the cultivable area of a circular garden which is 38 feet in diameter if it must include and be surrounded by a 1 foot section to be used for a path. Use 3.14 for pi

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.

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?