4. A certain television is advertised as a 17-inch TV (the diagonal length). If the width of the TV is 8 inches, how many inches tall is the TV? 5. Classify the triangle as acute, obtuse, or right if the side lengths of the triangle are 30, 78, 72.

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A: Which type of triangle has sides of lengths a =8, b =12, and c = 14?

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