Question

Triangle ABC has side lengths 39, 80, and 89. Do the side lengths form a right triangle? Explain.

please water it down for me i cant understand it

Answer 1

Yes

Explanation:

If a right triangle, then the Pythagorean theorem will show an equality of the sum of the squares of the two shorter legs equal to the square of the longest leg.

does 39² + 80² = 89² ?

1521 + 6400 = 7921, yes

it is a right triangle