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Mathematics 21 Online
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

ganeshie8 (ganeshie8):

B and C are necessary, its obvious eh ?

ganeshie8 (ganeshie8):

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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

ganeshie8 (ganeshie8):

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