A 5050m pale has 22 cables attached at the top. The cables are stretched in opposite directions and attached to the ground. One cable is 6060m long and the other is 8080m long. What is the distance between where the cables touch the ground? m (to 11 decimal place)Answer
Question
A 5050m pale has 22 cables attached at the top. The cables are stretched in opposite directions and attached to the ground. One cable is 6060m long and the other is 8080m long. What is the distance between where the cables touch the ground? m (to 11 decimal place)Answer
Solution
To solve this problem, we can use the Pythagorean theorem, which states that in a right triangle, the square of the length of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the lengths of the other two sides.
Here, we have two right triangles formed by the pole and the two cables. The pole is the common side, and the cables are the hypotenuses.
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For the triangle with the 6060m cable, the length of the other side (which we'll call a1) can be found using the Pythagorean theorem:
(6060m)^2 = (5050m)^2 + a1^2 a1^2 = (6060m)^2 - (5050m)^2 a1 = sqrt((6060m)^2 - (5050m)^2)
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Similarly, for the triangle with the 8080m cable, the length of the other side (which we'll call a2) can be found using the Pythagorean theorem:
(8080m)^2 = (5050m)^2 + a2^2 a2^2 = (8080m)^2 - (5050m)^2 a2 = sqrt((8080m)^2 - (5050m)^2)
The distance between where the two cables touch the ground is the sum of a1 and a2.
So, the answer is a1 + a2.
Please note that you need to calculate the square roots to find the exact values of a1 and a2.
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