2 Geometry Final Exam Review Name: __________________________________________ Period: _________ Chapter 1: Essentials of Geometry In exercises 6-7, find the midpoint between the two points. 6. T(3, 9) and W(15, 5) 7. C(1, 4) and D(3, 2) In exercises 8-9, find the distance between the two points. 8. T(3, 4) and W(2, 7) 9. C(5, 10) and D(6, -1) In Exercises 10-11, use the diagram at the right. 10. Find x. 11. Find the m ⦟DEG and m⦟ GEF. 12. The measure of ÐLOM is 21°. OM bisects ÐLON . a.) What is the measure of ÐLON ? b.) What is the measure of ÐMON ? 13. A complementary pair of angles have the measurements (x -10) and (2x + 40) Find the measures of each of the angles. 2 Geometry Final Exam Review Chapter 2: Reasoning and Proof Hypothesis- __________________________________________ Conclusion- __________________________________________ 14. Write the converse, inverse and the contrapositive for the given statement. a.) If an animal is a frog, then it is an amphibian. -Converse: -Inverse: -Contrapositive: 15. Match the property with the property that it illustrates. 16. Find the values of x and y and each of the four angles in the diagram below. 2 Geometry Final Exam Review Chapter 3: Parallel and Perpendicular Lines 17. Classify the pairs of angles as corresponding, alternate interior, alternate exterior, or consecutive interior. a.) Ð1andÐ8 b.) Ð4andÐ5 c.) Ð2andÐ6 d.) Ð3andÐ5 e.) Ð3andÐ7 f.) Ð3andÐ6 18. Find the value of x. a.) b.) c.) 19. Write an equation of the line that passes through the given point P (-2, 4) and has the slope m = 3. 20.) Write an equation of the line that passes through point P (-1, 1) and is parallel to the equation y = 2x – 3. 21 & 22.) Write an equation of the line that passes through point P and is perpendicular with the equation. a.) (1, 3), y = 2x – 1 b.) P(3, 4), y = -1/6x - 10 2 Geometry Final Exam Review Chapter 4: Congruent Triangles By sides: scalene By angles: acute isosceles obtuse equilateral right equiangular 23. Classify the triangle by its side and its angles. a.) b.) c.) 24. Tell whether the triangles can be proven congruent by the given postulate. a.) b.) c.) 25.) Find the value of x. Use the exterior angle theorem Chapter 5: Relationships with Triangles 26.) Is it possible to construct a triangle with the given side lengths? a. 4, 11, 15 b. 3, 11, 15 c. 5, 11, 15 27.) A triangle has one side length of 12 and another length of 8. Describe possible side lengths of the third side. 2 Geometry Final Exam Review Chapter 6: Similarity 28. a.) Write a proportion to show which sides are similar. b.) Find the value of x. 29) Determine which similarity theorem or postulate proves the triangles below are similar. Choices: AA Postulate, SSS Similarity theorem, SAS Similarity theorem a) b) 30) If ΔAEB ∼ ΔADC, what is the value of AB? ___________ What is the value of AC? _____________ 31.) If ΔAEB ∼ ΔADC, what is the value of x? ____________ What is the value of y? _______________ 2 Geometry Final Exam Review ***Chapter 7: Right Triangles and Trigonometry 32.) Label the right triangle with leg lengths 7 and 14. Find the hypotenuse in radical form. 33) Is this a Pythagorean triple 10, 11, 14? 34) Which type of triangle is formed with side lengths 10, 11, 14? (Lesson 7.2) 35) Find the value of x. Write your answer in simplest radical form. 36). Find the value of each variable. Write your answer in simplest radical form. a.) b) c) d) 37.) Using SOH-CAH-TOA a) Find cos C. Find sin C. b) Find mGH. 2 Geometry Final Exam Review Chapter 8: Quadrilaterals 38. Three interior angles of a quadrilateral are 52, 104, and 128. What is the measure of the fourth angle? 39. What is the sum of the interior angles of a regular hexagon? What is the measure of one interior angle of a hexagon? **Be able to distinguish between the kinds of quadrilaterals: parallelograms, rhombuses, rectangles, squares, kites, trapezoids 40. How can you tell the following is a parallelogram? a) b) 41. Solve for the values of w, x, y and z in the parallelogram. 42. Solve for x given the following parallelogram? 43. Find m⦟M. 45. Find the midsegment of the trapezoid. 44. Find m⦟G 2 Geometry Final Exam Review ***Chapter 10: Properties of Circles 46. Use the diagram at the right to label a) ̅̅̅̅ 𝐴𝐺 __________ ̅̅̅̅ ___________ b) 𝐴𝐵 ̅̅̅̅ c) 𝐶𝐴 __________ d) point B ________ e) ⃡𝐷𝐸 ______________ ̂ and m𝑄𝑇𝑆 ̂ 47. Find m 𝑆𝑇 48. Use properties of tangents to solve for the variable. a. b.) 49. Use properties of chords to solve for the variable. ̂ and b) m⦟LMO. 50. Use properties of inscribed angles to find a) m𝐾𝑁 a) b) 2 Geometry Final Exam Review 51) Use properties of inscribed polygons to find a) c° and b) m⦟TUV 52. Use angle relationships (see formula sheet) to find a) m⦟1, b) x°, and c) x° 53. Use segment lengths (see formula sheet) to find a) x b) x c) x. 2 Geometry Final Exam Review Chapter 11: Measuring Length and Area 54. Find the area of the polygons (use formula sheet). a.) c.) b. d.) 55. A right triangle has a hypotenuse of 17 cm and a height of 8 cm. Find its area and its perimeter. (Hint: find the length of the other leg first). 56. Find the circumference and area of a circle with a diameter of 22cm. 57. Find the approximate radius of a circle with a circumference of 90 meters. 58. The area of a rectangle is 100 square units. If the length is 4 times the width, find the value of the length and the width. 2 Geometry Final Exam Review Chapter 12: Surface Area and Volume of Solids 59. Find the surface area of the following geometric solids. (Use formula sheet) a) b) c) 60. Find the volume of the following geometric solids. (Use formula sheet) a) b) d) e) hemisphere c)