Question

Pythagorean theorem round to nearest tenth .

Answer 1

`16`

Explanation:

In a right triangle, the Pythagorean Theorem goes as follows:

`a^2+b^2=c^2`, where
`c` is the hypotenuse of the triangle and
`a` and
`b` are legs of the triangle.

We can set up the following equation using the information given:

Let
`x` be the missing side:

`12^2+x^2=20^2,\\144+x^2=400,\\x^2=256,\\x=\boxed{16}`