Question

If A(1, 3); B( -1, 2); C(x, 4) and D (2,5) are vertices of
parallelogram then write the value of x.​

Answer 1

Step-by-step explanation:

diagonal of parallelogram bisect each other

midpoint of B and D=(-1+2/2,2+5/2)

=(1/2,7/2)

x+1/2=1/2. 3+4/2=7/2

x+1=1

x=0