PLZ Can someone help my Brian is fried. Plz show how u got the answer What is the perimeter of this triangle?

Question

asked Dec 14, 2021 207k views

1 Answer

Martin Brown · Answer 1 · 2021-12-20T22:15:05+0000

Answer:

90

Explanation:

Using the Pythagorean Theorem, with the missing side being x, 9²+x²=40², and x=√(40²+9²)=41. Adding the 3 sides up, we get 90