Q34
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In finding the distance, d, between two points, which equation is the appropriate one to use?
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A. d=√(x1-x2)2-(y2-y1)2d=√(x1−x2)2−(y2−y1)2
B. d=√(x1-y1)2+(x2-y2)2d=√(x1−y1)2+(x2−y2)2
C. d=√(x21-x22)+(y21-y22)
D. d=√(x2-x1)2+(y2-y1)2