Day 2

Pythagorean theorem

Note:

• c is the longest side of the triangle
• a and b are the other two sides
• 
• equation shown above in example
• Quiz:
• 1) A 15 foot ladder is leaning against a wall. The base of the ladder is 3 feet from the wall. How high above the ground is the top of the ladder?
  2) A company wants to lay cable across a lake. To find the length of the lake, they made the following measurements. What is the length of the lake?
  3) In the following figure, find the value of x.
  Answers1) b = 14.7 feet 2) length of lake is 99.5 feet 3) x=4.9
  
  Youtube video:
  http://www.youtube.com/watch?v=CZKyThKyQ0o