Show that the point A(3, 9) , B(6, 4), C(1, 1) and D(-2, 6) are vertical of square
ABCD
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Answer:
You should plot all these points on Cartesian plane and then observe or you can also use distance formula to find length of vertices
therefore square has equal sides
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Answer:
Step-by-step explanation:using the formula,
d = √(x2-x1)²+(y2-y1)²
AB=√34
BC=√34
CD=√34
DA=√34
digonal AC = 2√17
digonal BD = 2√17
=> sides are of equal length.
=> digonals are of equal length.
=> Points A,B,C,and D are vertices of a square.
proved
hope this helps you
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