Heterie Heterie

12-03-2017
Mathematics

Answered

It says to find the unknown side length. If necessary, write the answer in simplest radical form.

It says to find the unknown side length. If necessary, write the answer in simplest radical form. class=

Verified Answer :

12-03-2017

You'd use the Pythagorean theorem for this since it's a right triangle.
\(a^2+b^2=c^2\)
So plug in your given numbers to get: \(9^2+40^2=x^2\)
Then solve:
\(81+1600=x^2\)
\(1681=x^2\)
\(\sqrt{1681}= \sqrt{x^2}\)
\(41=x\)

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