Answer:Phytagorean thereom
Step-by-step explanation:it helps really try it.
The answer is Isosceles triangle
In total, Kay took 5+14+2=21exams. she got 80%-90% on 14 of them. the probably is 14/21 which is 2/3. Therefore, the probability of Kay getting 80%-90% on her next exam is 2/3 or 66.6%
6h+1-h+3
=5h+4
because 6h-1h is 5h and 1+3 is 4