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## Fairfax County Tutor for HS Math and Science

### Alexandria, VA (22309)

Hourly fee \$45.00
Save up to 15%
 Background check passed as of 1/18/12 You don't pay for tutoring unless you find a good fit! You don't pay for tutoring unless you find a good fit!

# slope that runs through points (2,9) (6,-4) (answer)

Slope is often described as   being rise/run  as we go from point 1 to point 2.      The rise is the change in the y coordinate, the run is the change in the x coordinate.            { "change in"   means take the difference  }      The rise can actually be negative in some cases (including...

# What number, between 5 and 5000, are we able to divide with no decimals or remainder for the problem below? (answer)

The answer is that the collector had 3121 coins in his collection.  It is straightforward to check that this is an answer. To show that it is the only answer less than 5000 can be done by a tedious process. It starts off by noting that a possible original number of coins must be one...

# The area of a circle is 16 pi square inches. What is the area, in square inches, of the largest square that can be drawn within this circle. (answer)

The formula for the area of a circle is π r2  .  This means that radius of the given circle is sqrt(16) = 4 inches   Consequently, the diameter of the circle is 8 inches.      This means that the diagonal of the largest possible inscribed square is also 8 inches.     From the Pythagorean...

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### Background Check Status for Richard P.

Richard P. passed a background check on 1/18/12. The check was ordered by another user through First Advantage. For more information, please review the background check information page.

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