Well first, you have to know the distance formula. You plug the coordinates into it and you get the answer.
√1² + -7² = d
d = 7.1
√1² + -7² = d
d = 7.1
Quadrilateral ABCD has vertices at A(0,6), (4,-1), c(-4,0) and d(-8,7). prove that:
1 answer:
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