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April 18, 2015

April 18, 2015

Posted by **Cheryl** on Wednesday, February 2, 2011 at 12:14pm.

I did this in excel so i marked the questions with my answers with different symbols. it is a little confusing.

Probability of 2 randomly chosen angles being congruent chosen symbol=*

Probability of 2 randomly chosen sides being congruent chosen symbol=$

Probability of 2 consecutive angles being congruent chosen symbol=&

Probability of 2 consecutive sides being congruent chosen symbol= ^

Square

*1 $1 &1 ^1

Rectangle, but not a square

*1 $1/6 &1 ^0

Rhombus, but not a rectangle

*1/3 $1 &0 ^1

Quadrilateral, general

*0 $0 &0 ^0

Parallelogram, not a rectangle or rhombus

*1/3 $1/3 &0 ^0

Trapezoid, not isosceles

*0 $0 &0 ^0

Isosceles trapezoid

*1/3 $1/6 &1/2 ^0

Triangle, general

*0 $0 &0 ^0

Isosceles triangle, not equilateral

*1/3 $1/3 &1/3 ^1/3

Equilateral triangle

*1 $1 &1 ^1

Right triangle, not isosceles

*0 $0 &0 ^0

Isosceles right triangle

*1/3 $1/3 &1/3 ^1/3

if you cant understand it im really sorry. ):

- Geometry -
**Lulu**, Friday, March 18, 2011 at 3:11pmThis seems partially right except for the fact that a parallelogram has 4 sides, so it should be 2/3, not 1/3

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