Use the Pythagorean Theorem Practice

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Question
If a right triangle has a leg that is 6 ft. long and the hypotenuse is 12 ft. long, how long is the other leg? Round to the nearest tenth.(1 point)
ft.

1 answer

To find the length of the other leg of the right triangle, we can use the Pythagorean Theorem. The formula is:

a^2 + b^2 = c^2

Where a and b are the lengths of the legs and c is the length of the hypotenuse.

In this case, we know that one leg is 6 ft. (let's call it a) and the hypotenuse is 12 ft. (let's call it c).

Plugging in the given values into the Pythagorean Theorem formula, we get:

6^2 + b^2 = 12^2

36 + b^2 = 144

Now, let's solve for b:

b^2 = 144 - 36

b^2 = 108

Taking the square root of both sides:

b = √108

b ≈ 10.39

Therefore, the length of the other leg is approximately 10.39 ft.