SOLUTION: The four blades of a helicopter meet at right angles and are all the same length. The distance the tips of two adjacent blades is 36 feet. How long is each blade? Round your answer
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Question 701768: The four blades of a helicopter meet at right angles and are all the same length. The distance the tips of two adjacent blades is 36 feet. How long is each blade? Round your answer to the nearest tenth.
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
Geometry_Word_Problems/701768 (2013-01-13 22:24:33): The four blades of a helicopter meet at right angles and are all the same length. The distance the tips of two adjacent blades is 36 feet. How long is each blade? Round your answer to the nearest tenth.
.
Apply Pythagorean theorem:
Let x = length (feet) of a blade
then
x^2 + x^2 = 36^2
2x^2 = 36^2
2x^2 = 1296
x^2 = 648
x = 25.5 feet
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