Complete parts a and b. a. Perform each of the following operations. I. 11°17'27" + 8°57'41" II. 16°28' - 4°45' b. Express the following without decimals. I. 0.2° II. 16.67° a. Perform each operation. I. Choose the correct answer below. A. 20°15'8" B. 15°20'8" C. 20°15' D. 20°8'
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I: Addition of angles** We need to add 11°17'27" and 8°57'41". Add the seconds: 27" + 41" = 68". Since 60" = 1', we have 68" = 1'8". Add the minutes: 17' + 57' + 1' (from seconds) = 75'. Since 60' = 1°, we have 75' = 1°15'. Add the degrees: 11° + 8° + 1° (from Show more…
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