if AE =x+12 and DE=… - QuestionCove

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Mathematics 14 Online

OpenStudy (anonymous):

if AE =x+12 and DE= 3x-8, find AE and DE

13 years ago

OpenStudy (anonymous):

|dw:1360009544015:dw|

13 years ago

Directrix (directrix):

@phanta1 What kind of quadrilateral is ABCD given to be?

13 years ago

OpenStudy (anonymous):

rectangle

13 years ago

Directrix (directrix):

The diagonals of a rectangle are congruent. The diagonals of a parallelogram bisect each other. So, AE = DE and x + 12 = 3x - 8. Solve for x and back substitute to get the segment values.

13 years ago

OpenStudy (anonymous):

why is ae equal to de

13 years ago

OpenStudy (anonymous):

okay nevermind i got it. thanks.

13 years ago

Directrix (directrix):

Alrighty, then.

13 years ago

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