In a game show, contestants gain or lose points by answering questions. Jacob began with 27 points, then he lost 53 points and gained 15 points. What was his final score?

+1,000)=g7e=mc2-g=7 because if you know algebra you should know g=7 to get your answer

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since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.