This figure is made up of a quadrilateral and a semicircle. What is the area of this figure?
Use 3.14 for pi. Round your final answer to the nearest tenth.
• 15.7 units^2
• 17.9 units^2
• 25.7 units^2
• 31.4 units^2

What graph correctly matches the equation y equals two negative x

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.

What is the quadric regression equation that fits these data