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10 February, 19:05

Jolene is putting trim around the edge of a triangle head scarf. The scarf from a right triangle with legs that measures 15 inches each. Find how much trim Jolene needs to the nearest tenth of an inch

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  1. 10 February, 20:25
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    Since it's a right triangle, you can use Pythagorean theorem to find the hypotenuse. a^2 + b^2 = c^2

    So it would be 15^2 + 15^2 = c^2

    225+225=c^2 / 450=c

    21.21=c

    Now just find the perimeter and you'll get the answer to your question above.
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