Answer:8.5
Step-by-step explanation:
Pythagorean Theorem
A
a^2 + b^2 = c^2
3^2 + 8^2 = c^2
9 + 64 = c^2
73 = c^2
C= Sqrt (73)
C = 8.5
(7b-9)(7b+9)
explanation:
I learned in math last year
Yes it does, 5.5 can stand for 5-1/2 (five and a half)
Answer:
the answer is 8^4
Step-by-step explanation: