Theorems

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[[Media:Distance_&_Midpoint-9-2_ME.pdf‎|Distance & Midpoint 9-2 ME Worksheet]]
[[Media:Distance_&_Midpoint-9-2_ME.pdf‎|Distance & Midpoint 9-2 ME Worksheet]]
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==Sum of the Sides of a Triangle==
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Thm: The sum of two sides of any triangle must be greater than the third side
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Example: Given two sides of a triangle are 8_in & 11_in. Find all the possible lengths of the third side (also known as S_3)
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Solution: We know that 8 + 11 must be greater than S_3
[[Category:Geometry]]
[[Category:Geometry]]

Revision as of 22:25, 18 October 2009

The Distance Formula

d=\sqrt{(x_2-x_1)^2 + (y_2-y_1)^2}

Distance & Midpoint 9-2 ME Worksheet

Sum of the Sides of a Triangle

Thm: The sum of two sides of any triangle must be greater than the third side Example: Given two sides of a triangle are 8_in & 11_in. Find all the possible lengths of the third side (also known as S_3) Solution: We know that 8 + 11 must be greater than S_3

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