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The blades of a helicopter's propeller are perpendicular and congruent. The distance between consecutive blade tips is 24 feet. Find the length (b) of each blade.

Respuesta :

Check the picture below.

now, recall, both blades are congruent, thus a = b, so c² = a² + b² -> c² = b² + b².

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Answer: 12 rad 2

Step-by-step explanation:

If both legs are equal it is a 45-45-90 triangle. This means the hypotenuse=rad2 x leg. Substitute and the answer is 12rad2

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