Copyright

Praxis I Math: Circles Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Circle D has a radius of 17 cm. What is the circumference of circle D?

Question 2 2. If AB and CB are tangent segments, what is the length of CB?

Question 3 3. A radius drawn to a tangent line forms what type of angle?

Question 4 4. The distance from the center to the edge of the circle is called the:

Question 5 5. Which line is a tangent to the pictured circle?

Page 2

Question 6 6. The red segment pictured on the circle represents:

Question 7 7. Choose the equation for the following circle:

Question 8 8. How is the value of pi calculated?

Question 9 9. Judy is baking a round cake for her niece's birthday and the recipe requires her to coat the bottom of the pan with flour. If the cake pan has an 8-inch diameter, what is the area that she will need to cover with flour on the bottom of the pan?

Question 10 10. What is the value of tan(π/3)?

Page 3

Question 11 11. What is the line, as shown in the picture, called?

Question 12 12. A tangent to a circle is a line that:

Question 13 13. A bicycle wheel has a diameter of 26 inches. What is the circumference?

Question 14 14. You can find the cosine value of an angle by looking at what value on the unit circle?

Question 15 15. If sin(θ) = 1/2, what is the value of θ in degrees?

Page 4

Question 16 16. What information do we need to graph a circle?

Question 17 17. Find the center and radius of the following equation:

Question 18 18. What radian angle measure is half of the first quadrant of the unit circle?

Question 19 19. Find the center and radius of the following equation:

Question 20 20. What is the value of cos(30°)?

Page 5

Question 21 21. Find the center and radius of the following equation:

Question 22 22. Mitchell has decided to give his dog a longer leash to roam in the backyard. If the new 7 ft. leash is tied to the center pole in the yard, how much area in the yard does the dog have to move around?

Question 23 23. Which of the following shows circles that are tangent to each other?

Question 24 24. What is the type of line that touches but doesn't cross a circle called?

Question 25 25. William is riding on a bike trail that circles the city's park. If the park has a radius of 110 yards, how long is the trail?

Praxis I Math: Circles Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Praxis Core Academic Skills for Educators - Mathematics (5732): Study Guide & Practice  /  Math Courses
Support