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each problem. |  |  |  |  |  |  |  | Answers |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| 1) The complementary angle of 18° is   ° . |  |  |  |  |  |  |  | 1. |  |  |  |  |  |  |\n| 2) The complementary angle of 27° is   ° . |  |  |  |  |  |  |  | 2. |  |  |  |  |  |  |\n| 3) The complementary angle of 1° is   ° . |  |  |  |  |  |  |  | 3. |  |  |  |  |  |  |\n| 4) The complementary angle of 45° is   ° . |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n| 5) The complementary angle of 75° is ° . |  |  |  |  |  |  |  | 4.   |  |  |  |  |  |  |\n| 6) The complementary angle of 81° is ° . |  |  |  |  |  |  |  | 5.   |  |  |  |  |  |  |\n| 7) The complementary angle of 21° is ° . |  |  |  |  |  |  |  | 6.   |  |  |  |  |  |  |\n| 8) The complementary angle of 88° is ° . |  |  |  |  |  |  |  | 7.   |  |  |  |  |  |  |\n| 9) The complementary angle of 77° is   ° . |  |  |  |  |  |  |  | 8.   |  |  |  |  |  |  |\n| 10) The complementary angle of 7° is   ° . |  |  |  |  |  |  |  | 9.   |  |  |  |  |  |  |\n| 11) The supplementary angle of 64° is   ° . |  |  |  |  |  |  |  | 10.   |  |  |  |  |  |  |\n| 12) The supplementary angle of 148° is ° . |  |  |  |  |  |  |  | 11.   |  |  |  |  |  |  |\n| 13) The supplementary angle of 61° is ° . |  |  |  |  |  |  |  | 12.   |  |  |  |  |  |  |\n| 14) The supplementary angle of 127° is ° . |  |  |  |  |  |  |  | 13.   |  |  |  |  |  |  |\n| 15) The supplementary angle of 144° is ° . |  |  |  |  |  |  |  | 14.   |  |  |  |  |  |  |\n| 16) The supplementary angle of 90° is   ° . |  |  |  |  |  |  |  | 15.   |  |  |  |  |  |  |\n| 17) The supplementary angle of 150° is   ° . |  |  |  |  |  |  |  | 16.   |  |  |  |  |  |  |\n| 18) The supplementary angle of 154° is   ° . |  |  |  |  |  |  |  | 17.   |  |  |  |  |  |  |\n| 19) The supplementary angle of 113° is   ° . |  |  |  |  |  |  |  | 18.   |  |  |  |  |  |  |\n| 20) The supplementary angle of 179° is   ° . |  |  |  |  |  |  |  | 19.  \u003Cbr>20. |  |  |  |  |  |  |\n| \u003Cbr>Math | [www.CommonCoreSheets.com](www.CommonCoreSheets.com) | 8 | 1-10\u003Cbr>11-20 | 95 | 90 | 85 | 80 |  | 75 | 70 | 65 | 60 | 55 | 50 |\n|  |  |  |  | 45 | 40 | 35 | 30 |  | 25 | 20 | 15 | 10 | 5 | 0 |\n\n Finding Complementary and Supplementary Angles Name: Answer Key  \n\n| Solve each problem.\u003Cbr>1) The complementary angle of 18° is  72  ° .\u003Cbr>2) The complementary angle of 27° is  63  ° .\u003Cbr>3) The complementary angle of 1° is  89  ° .\u003Cbr>4) The complementary angle of 45° is  45  ° .\u003Cbr>5) The complementary angle of 75° is  15  ° .\u003Cbr>6) The complementary angle of 81° is  9  ° .\u003Cbr>7) The complementary angle of 21° is  69  ° .\u003Cbr>8) The complementary angle of 88° is  2  ° .\u003Cbr>9) The complementary angle of 77° is  13  ° .\u003Cbr>10) The complementary angle of 7° is  83  ° .\u003Cbr>11) The supplementary angle of 64° is  116  ° .\u003Cbr>12) The supplementary angle of 148° is  32  ° .\u003Cbr>13) The supplementary angle of 61° is  119  ° .\u003Cbr>14) The supplementary angle of 127° is  53  ° .\u003Cbr>15) The supplementary angle of 144° is  36  ° .\u003Cbr>16) The supplementary angle of 90° is  90  ° .\u003Cbr>17) The supplementary angle of 150° is  30  ° .\u003Cbr>18) The supplementary angle of 154° is  26  ° .\u003Cbr>19) The supplementary angle of 113° is  67  ° .\u003Cbr>20) The supplementary angle of 179° is  1  ° . | Answers\u003Cbr>1.  72  2.  63  3.  89  4.  45  5.  15  6.  9  7.  69  8.  2  9.  13  10.  83  11.  116  12.  32  13.  119  14.  53  15.  36  16.  90  17.  30  18.  26  19.  67 \u003Cbr>20. 1 |\n| --- | --- |\n\nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n8  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nFinding Complementary and Supplementary Angles Name:  \n\n| Solve each problem. |  |  |  |  |  |  |  |  | Answers |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| 1) The complementar","cbCairhA8IGuU3de","https://ap.wps.com/l/cbCairhA8IGuU3de","pdf",45095,"English","# Complementary Angles\n## Problems 1-10\n# Supplementary Angles\n## Problems 11-20","[{\"question\":\"What does “complementary angles” mean in these problems?\",\"answer\":\"Complementary angles are angles that add up to 90°. Each item asks for the missing angle that completes that pair.\"},{\"question\":\"What does “supplementary angles” mean in these problems?\",\"answer\":\"Supplementary angles add up to 180°. Each item asks for the missing angle that completes the straight-angle pair.\"},{\"question\":\"Is there an answer key included for checking results?\",\"answer\":\"Yes. The worksheet includes an answer key listing the correct angle values for all 20 problems.\"}]","Finding Complementary and Supplementary Angles - Practice Problems | PDF",1790771411]