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anonymous
 one year ago
If a quadrilateral is a parallelogram, then __________.
(I do not believe B makes sense, because I always thought opposite sides were congruent)
A.
its opposite angles are supplementary
B.
its consecutive sides are congruent
C.
its consecutive angles are congruent
D.
its consecutive angles are supplementary
anonymous
 one year ago
If a quadrilateral is a parallelogram, then __________. (I do not believe B makes sense, because I always thought opposite sides were congruent) A. its opposite angles are supplementary B. its consecutive sides are congruent C. its consecutive angles are congruent D. its consecutive angles are supplementary

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jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1`I always thought opposite sides were congruent` you are correct

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Does that apply to angles too or just sides?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1Parallelogram ABCD dw:1438746905152:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1Properties: opposite sides are congruent: AB = CD, AD = BC opposite angles are congruent: A = C, B = D dw:1438746982052:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1adjacent angles (aka consecutive angles) are supplementary A + B = 180 B + C = 180 C + D = 180 D + A = 180

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1more properties are listed here https://en.wikipedia.org/wiki/Parallelogram

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0At first I said that C was the answer, "its consecutive angles are congruent" but that was wrong

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1example of a particular parallelogram dw:1438747395131:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1dw:1438747418593:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0120+60 = 180. Consecutive angles are supplementary ?
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