  PRE-ALGEBRA
ALGEBRA 1
GEOMETRY
ALGEBRA 2
TRIGONOMETRY
PRE-CALCULUS
CALCULUS    Pre-Calculus, 9th edition PAGE: 8 SET: Exercises PROBLEM: 55
Please look in your text book for this problem Statement  The points are , and .

Calculate lengths of each side of the triangle by using the distance  formula, . Calculate length of the . and .

Substitute for , for , for and for in above formula.     Calculate length of the . and .

Substitute for , for , for and for in above formula.     Calculate length of the . and .

Substitute for , for , for and for in above formula.     Lengths of three sides of the triangle are different, so the triangle is not isosceles triangle. Graph:

Draw the coordinate plane.

Plot the points and connect the plotted points. Verify the Pythagorean theorem.      is a right angle triangle.  is a right angle triangle. TESTIMONIALS
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