Answer:
for number 7
Step-by-step explanation:
a²+b²=c²
3²+8²=c²
9+64=c²

The answer is 27. because 9 times 3 =27 and 3 times 9 = 27. so they are both constant of proportionality.
300,563 Hope it helps! ^^
~Ash~
I don’t know pay attention in class and I’m not being mean JK it’s 2,251,926