answersLogoWhite

0

If you know any two angles and a side, you can use the law of sine (or law of cosine) to find the other two sides, add them up and get the perimeter. It you know the base and height, you can use the Pythagorean Theorem to get the side lengths, add them up and get the perimeter.

User Avatar

Wiki User

13y ago

Still curious? Ask our experts.

Chat with our AI personalities

FranFran
I've made my fair share of mistakes, and if I can help you avoid a few, I'd sure like to try.
Chat with Fran
DevinDevin
I've poured enough drinks to know that people don't always want advice—they just want to talk.
Chat with Devin
ProfessorProfessor
I will give you the most educated answer.
Chat with Professor

Add your answer:

Earn +20 pts
Q: Formula for finding the perimeter of a triangle?
Write your answer...
Submit
Still have questions?
magnify glass
imp