Mr. Hanson recorded the typing speeds (in words
per minute) of 25 students and their weeks of
experience. The line of best fit for the data
is y = 4.4x + 18.9, where x is the number of
weeks of experience of a student and y is the
student's typing speed. What is the meaning of
the y-intercept for this set of data?
A.
the average typing speed of the students
B.
the highest typing speed recorded
C. the improvement in typing speed per week for
the average student
D. the typing speed of a student with no
experience

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

For this option, you will work individually. the pythagorean theorem can be used in many real-world scenarios. part 1 write your own real-world scenario where the pythagorean theorem can be applied to find a missing piece. you may choose to write a problem that is two- or three-dimensional in nature. be sure that you will be able to draw a diagram of your scenario. write out your problem and submit it for part 1. be sure to end your scenario with a question. part 2 draw a diagram of the scenario you created in part 1. you may draw by hand and scan and upload your drawing or create a computer-generated drawing for submission. be sure to label all parts and dimensions of the drawing. part 3 solve the question that you posed in part 1. show all of your steps in answering the question. for this option, you will need to submit all three parts for full credit—your real-world problem and question, the diagram that you created, and your work solving the problem, showing all steps. * note that your instructor is looking for your own original idea. while it is acceptable to use the internet for research and inspiration, academic integrity policies apply.

Which must be true in order for the relationship △zyv ~ △xwv to be correct? zy ∥ wx ∠z ≅ ∠y and ∠w ≅ ∠x zv ≅ vy and wv ≅ vx ∠z ≅ ∠x and ∠w ≅ ∠y