Given the perimeter of a rectangle is 96 meter and the length is twice the width, find the dimensions. Solve algebraically.
2 answers:
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Midpoint formula
mid of (x1,y1) and (x2,y2) is
so
(22,15)=
therefor
22=
and
15=
slv each
22=
times both sides by 2
44=18+x1
minus 18 both sides
26=x1
15=
times both sides by 2
30=6+y1
minus 6
24=y1
the other point is (26,24)
mid of (x1,y1) and (x2,y2) is
so
(22,15)=
therefor
22=
and
15=
slv each
22=
times both sides by 2
44=18+x1
minus 18 both sides
26=x1
15=
times both sides by 2
30=6+y1
minus 6
24=y1
the other point is (26,24)