Answer:
12.63
Step-by-step explanation:
The answer would be 2n^2+3n+ 8n-1
Answer:
5/3
Step-by-step explanation:
Since the given figure is a rectangle with congruent diagonals and thus equal lengths, you can use the expressions for the diagonal lengths, set them equal, and solve the equation for x.
Answer:
1416
Step-by-step explanation:
Correct me if I'm wrong
To find the mean, add all the numbers then divide by the amount of numbers there are to find the average.
210+160+200=570
570÷3=190
Answer: 190