28.27 is the area bc i had this as an example before lol
okay so you have 1/4 and 5 1/2
make 5 1/2 a improper fraction
so you now have 1/4 and 11/2
now do 

I hope this helps you
I feel bad study island is the worst!
Let a = 7 , b = 7, and c = 13. c is always the biggest number.
Acute Triangle is when

Right Triangle is when

Obtuse Triangle is when
4 because 9×4=36 and now I need more characters