In the six weeks, Shapera Mowed 7 lawns, worked 36 hours at the pet store, and delivered newspapers 7 days did she make enough to buy the computer? Explain 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.