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Mathematics 21 Online
OpenStudy (anonymous):

The figure below shows rectangle ABCD:

OpenStudy (anonymous):

OpenStudy (anonymous):

The two-column proof with missing statement proves that the diagonals of the rectangle bisect each other.

OpenStudy (anonymous):

Statement Reason ABCD is a rectangle. Given and are parallel Definition of a Parallelogram and are parallel Definition of a Parallelogram ∠CAD ≅ ∠ACB Alternate interior angles theorem Definition of a Parallelogram Alternate interior angles theorem Angle-Side-Angle (ASA) Postulate CPCTC CPCTC bisects Definition of a bisector

OpenStudy (anonymous):

Which statement can be used to fill in the blank space? Select one: a. ∠ADB ≅ ∠CBD b. ∠ABE ≅ ∠ADE c. ∠ACD ≅ ∠ACE d. ∠ACE ≅ ∠CBD

OpenStudy (anonymous):

@ganeshie8

OpenStudy (anonymous):

0i th0ink i got the chart right

OpenStudy (anonymous):

i don't know how to copy and pace the chart

ganeshie8 (ganeshie8):

take a screenshot and attach

OpenStudy (anonymous):

how do i screenshot

ganeshie8 (ganeshie8):

http://www.take-a-screenshot.org/

OpenStudy (anonymous):

i think i have widows

OpenStudy (anonymous):

but were is the command button... i have a laptop and its Samsung so which one do i choose

OpenStudy (anonymous):

someof the jeys ii don't have like the command buton

OpenStudy (anonymous):

*keys

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