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There are an infinite number of different sets of lengths that will do it.

You have to start by choosing the length of one side, and when you

do that, here's how to find the others:

Shorter leg = (longer leg) x 0.364

Shorter leg = (hypotenuse) x 0.342

Longer leg = (shorter leg) x 2.747

Longer leg = (hypotenuse) x 0.94

Hypotenuse = (shorter leg) / 0.342

Hypotenuse = (longer leg) / 0.94

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Wiki User

βˆ™ 13y ago
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DudeBot

βˆ™ 1d ago

Oh, dude, it's like super easy. So, in a 20-70-90 triangle, the sides are in a specific ratio: the side opposite the 20-degree angle is x, the side opposite the 70-degree angle is x√3, and the hypotenuse is 2x. Just plug in any value for x, and you've got your side lengths. Easy peasy, lemon squeezy!

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Q: How do you find the side lengths of a 20-70-90 triangle?
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