Copy of a proof of pythagorean theorem-4
Above is considered a proof of the pythagorean theorem. Going from right to left describe the proof in your own words.
Challenge!
Given, , what is the equation for solving for a? Show your work going from the original equation to isolating for a.

Assuming that the tree was growing at a right angle from the ground, what is the length of x?
A right triangle has side lengths, 8 ft & 9 ft, what is the length of the longest side? Right the answer in the most precise form.
A right triangle has side lengths, 8 ft & 9 ft, what is the length of the longest side? Right the answer rounded to 2 decimal places. Example 21.34 feet.
A triangle's side lengths are 24, 40 and 32 mm, is this a right triangle?

What is the length of the diagonal of this rectangular prism?
- A
What is =?