if the midpoint of AB desk is (1,1) and A is (-1,0) then find the co ordinate of B
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let O be the midpoint of AB
*image
coordinates of B (0,2)
*image
coordinates of B (0,2)
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Monika010:
is d ans correct?
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a (-1,0)
mid point (1,1)
b=?
To find the b we can substitute as (a,b) for b
so b is (a,b)
Formula x1+y1 /2 =x2+y2/2
so for finding a :
-1+a/2=1 (on taking 2 to right hand side)
-1+a=2
a=3
for finding b
0+y/2=1
0+y=2
y=2
so the coordinate of b is (3,2)
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