1-4 Skills Practice Angle Measure For Exercises 1-12, use the figure at the right. 17. If = 4x + 16 and = m∠EBD m∠DBC 6x + 4, find m∠EBD. Name the vertex of each angle. 18. If = 4x - 8 and = m∠EBD m∠EBC 1. 2. ∠4 ∠1 5x + 20, find the value of and x m∠EBC. 3. 4. ∠2 ∠5 Name the sides of each angle. 5. 6. ∠4 ∠5 7. 8. ∠STV ∠1 Write another name for each angle. 9. 10. ∠3 ∠4 11. 12. ∠WTS ∠2 Classify each angle as or Then use a protractor to right, acute, obtuse. measure the angle to the nearest degree. 13. 14. ∠NMP ∠OMN 15. 16. ∠QMN ∠QMO 1-4 Practice Angle Measure ALGEBRA In the figure, and are opposite rays, bisects ∠EBC. For Exercises 1-10, use the figure at the right. Name the sides of each angle. Name the vertex of each angle. 5. ∠6 1. 2. 6. ∠5 ∠3 ∠2 3. 4. 7. ∠8 ∠NMP ∠MOP 8. ∠OMN
1-4 Skills Practice Angle Measure For Exercises 1-12, use the figure at the right. Name the vertex of each angle. 1. ∠4 2. ∠1 3. ∠2 4. ∠5 Name the sides of each angle. 5. ∠4 6. ∠5 7. ∠STV 8. ∠1 Write another name for each angle. 9. ∠3 10. ∠4 11. ∠WTS 12. ∠2 Classify each angle as right, acute, or obtuse. Then use a protractor to measure the angle to the nearest degree. 13. ∠NMP 14. ∠OMN 15. ∠QMN 16. ∠QMO ALGEBRA In the figure, and are opposite rays, bisects ∠EBC. 17. If m∠EBD = 4x + 16 and m∠DBC = 6x + 4, find m∠EBD. 18. If m∠EBD = 4x - 8 and m∠EBC = 5x + 20, find the value of x and m∠EBC. 1-4 Practice Angle Measure For Exercises 1-10, use the figure at the right. Name the vertex of each angle. 1. ∠5 2. ∠3 3. ∠8 4. ∠NMP Name the sides of each angle. 5. ∠6 6. ∠2 7. ∠MOP 8. ∠OMN