137k views
14 votes
Use the Converse to the Pythagorean Theorem to determine if the triangle below is a right triangle.

State whether or not the triangle is a right triangle.

Use the Converse to the Pythagorean Theorem to determine if the triangle below is-example-1
User AtineoSE
by
5.3k points

1 Answer

9 votes


3^2 + 9^2=12^2\\9 + 81\\a^2+b^2=90\\c^2= 144\\90\\eq 144\\Answer: Not a right triangle, as seen as equation to the left

Explanation:

User Maksimov
by
5.7k points