Step-by-step explanation:
Mean=sum of observations/no. of observations
Answer:
C = 10
Step-by-step explanation:
Find the last side of the triangle using the Pythagorean theorem.

You have a and b already, a = 6, b = 8

solve this to get

C = 10
Apply the same to the other 2 triangles. C is your longest side!
Answer:
-6x+9
Step-by-step explanation: