# TExES Physics/Math 7-12: Circular Arcs & Circles Chapter Exam

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### Page 1

#### Question 1 1. What is the area of the shaded area, rounded to the nearest whole number?

#### Question 2 2. A bicycle wheel has a diameter of 26 inches. What is the circumference?

#### Question 3 3. In the picture below, if AE is 8, CE is 12 and ED is 5, what is the length of EB?

#### Question 4 4. Which of the following shows a circle circumscribed by a triangle?

#### Question 5 5. Which of the following shows circles that are tangent to each other?

### Page 2

#### Question 6 6. What is the area of the shaded area, rounded to the nearest whole number?

#### Question 7 7. If the measure of central angle AOB is 62 degrees, what is the measure of inscribed angle ACB?

#### Question 8 8. 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, how much flour will she need to cover the bottom of the pan?

#### Question 9 9. Circle D has a radius of 17 cm. What is the circumference of circle D?

#### Question 10 10. A tangent to a circle is a line that:

### Page 3

#### Question 11 11. If arc BC is 84 degrees, what is the measure of angle ACB?

#### Question 12 12. The locus of points that are the same distance from a center point form:

#### Question 13 13. In the picture below, if AC is 14 and AB is 10, what is the length of AD?

#### Question 14 14. 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 15 15. Which of the following is the measure of a minor arc?

### Page 4

#### Question 16 16. If angle AOB is 40 degrees, what is the measure of angle ACB?

#### Question 17 17. What is the area of a sector if the radius is 12 and the central angle is 45°?

#### Question 18 18. If angle ACB is 47 degrees, what is the measure of angle AOB?

#### Question 19 19. In the picture below, if AE is 10, AB is 14 and ED is 16, what is the length of CE?

#### Question 20 20. The distance around the edge of a circle is called a:

### Page 5

#### Question 21 21. What is the measure of the minor arc when the major arc is 190 degrees?

#### Question 22 22. The line from the center of a circle to the edge is called a(n):

#### Question 23 23. If AB and CB are tangent segments, what is the length of CB?

#### Question 24 24. An arc that comprises half of a circle is called a:

#### Question 25 25. In the picture below, if arc CE is 172 degrees and arc BD is 80 degrees, what is the measure of angle CAE?

### Page 6

#### Question 26 26. If angle OAB is 45 degrees, what is the measure of angle AOB?

#### Question 27 27. In the picture below, if arc AC is 146 degrees and arc BD is 32 degrees, what is the measure of angle AEC?

#### Question 28 28. What is the measure of the minor arc when the major arc is 300 degrees?

#### Question 29 29. Which of the following is the measure of a major arc?

#### Question 30 30. What is the area of a sector if the radius is 5 and the arc length is 2?

#### TExES Physics/Math 7-12: Circular Arcs & 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!