Bill has 4 hours to spend playing with his pets. if he has 8 pets how many minutes m can bill spend playing with each? write an equation and solve the problem

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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.