Page 159 - Math Course 3 (Book 2)
P. 159

Circles: Angles and Arcs






                  Skill Practice!




                ALGEBRA In ⊙R, AC and EB are diameters. Find each measure.

               1. m∠ERD                            2. m∠CRD






               3. m∠BRC                            4. m∠ARB





               5. m∠ARE                            6. m∠BRD










                In ⊙A, m∠PAU ≅ 40, ∠PAU ≅ ∠SAT, and ∠RAS ≅ ∠TAU. Find each measure
               7. mPQ                              8. mPQR






               9. mST                              10. mRS






               11. mRSU                            12. mSTP






               13. mPQS                            14. mPRU






                The diameter of ⊙D is 18 units long. Find the length of each arc for the given angle measure.

               15.LM if m∠LDM = 100                16. MN if m∠MDN = 80














                                                                                                                 151
   154   155   156   157   158   159   160   161   162   163   164