the vertices of a quadrilateral are are ( - 4 - 2) (-3,k)(3,-2)and(2,3). area is 28sq units find the value of k
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LET A=4,-2
B=-3,k
C=3,-2 and D=2,3
draw a diagonal ac and bd
now using midpoint formula
find the midpoint of ac
x'=4-2/2=1
y'=-2+3/2=1/2
now we got midpoint of diagonal ac (1,1/2)
so it will be the same midpoint for diagonal bd
1/2=k-2/2
1=k-2
k=3
Step-by-step explanation:
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