Posted by **jesse** on Sunday, September 12, 2010 at 11:15pm.

2. Use the Pythagorean Theorem to solve the following:

A. A baseball diamond is a square of 90 feet on each side. How long is a throw from first

base to third base?

B. The bottom of a 25 foot plank is placed approximately 7 feet from the side of a barn.

Approximately how far up the barn wall will the plank reach?

- Algebra -
**Ms. Sue**, Sunday, September 12, 2010 at 11:25pm
a^2 + b^2 = c^2

90^2 + 90^2 = c^2

8,100 + 8,100 = c^2

16,200 = c^2

127.289 = c

Do the same for the next problem.

- geometry -
**ret**, Sunday, September 26, 2010 at 1:54am
if the diagonal of square is 18cm,how long is a side?give a solution?

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