A right rectangular prism is 4 inches long, 3 inches wide, and 6 inches tall. What are the area and perimeter of a cross section that is parallel to the base of the prism?

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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.

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Ibelieve it is 5,040