Answer:
28.26
Step-by-step explanation:
The formula for calculating diameter is π<em>d</em> (pi times the diameter), so 3.14 times 9 is 28.26.
Answer:
Sam has $900 more money. In total he now has $905.
Answer:
250 girls
Step-by-step explanation:
Please let me know if you want me to write an explanation for my answer :)
Yes it has a constant rate of change which is 3/2
Answer:

Step-by-step explanation:
Use the formula
to find the sum of the angles in a polygon, given <em>n</em> sides. This formula tells us the angles of this pentagon must add to 540 (
).
So, we can setup an equation:

Solve for z:
Combine like terms
Subtract 200
Divide by 5
Therefore, the value of z = 68.