sadelshariff
02.02.2021 •
Mathematics
2. P(3, 6), L(5 0), O(–1, –2) and D(–3, 4) a) Apply the distance formula for each side to show that PLOD is equilateral. b) Apply the slope formula to determine whether the diagonals are perpendicular. c) Apply the midpoint formula to each diagonal to determine whether the diagonals bisect each other. d) Apply the distance formula to determine whether the diagonals are equilateral.
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Ответ:
follow the perpendicular conditions m1=1/m2 x1=1 y1 =1