Answer: the area of a figure is 85.13 in²
Step-by-step explanation:
The area of a figure S consists of the area of a semicircle S₁ and the area of a parallelogram S₂

Using the given data you can build the linear regression (described by linear function y=ax+b) by hand or you can use math calculator to do this. In attached diagram you can see that

and

Then the equation of linear function is

Answer: correct choice is D.
Answer:
B. 165 degree angle
Step-by-step explanation: