16, Australian, pescatarian, tomboy, chess geek, female, apparently has a square head, can be mistaken as asian and likes the boys :)
I give advice as well so message me if you need some help. ask.fm/Madsbelle
If you have two lengths of a triangle but you don't have the length of the hypotenuse, you use this rule c² = a² + b² If you have the length of the hypotenuse and the length of another side you use this rule a² = b² - c² you then use the substitution rule. Any questions?