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OpenStudy (anonymous):
Which of the following is not necessary for a pair of angles to be vertical angles? A. They are nonadjacent B. They are congruent C. They have the same vertex D. They are complementary
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ganeshie8 (ganeshie8):
B and C are necessary, its obvious eh ?
ganeshie8 (ganeshie8):
|dw:1347047089360:dw|
ganeshie8 (ganeshie8):
they are congruent, have same vertex, and they are NOT adjacent. so... ?
OpenStudy (anonymous):
so then it would A then right?
ganeshie8 (ganeshie8):
check again
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ganeshie8 (ganeshie8):
|dw:1347047216456:dw|
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