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<span>The correct answer is option A. i.e parallelogram. In a parallelogram, the diagonals bisect each other i.e. one diagonal cuts the other diagonal into equal parts. So, The diagonals of a parallelogram bisect each other. And all the other options, rhombus, rectangle and square are also parallelograms only.</span>
Answer:

Step-by-step explanation:
we know that
The <u>distance formula</u> is derived by creating a triangle and using the Pythagorean theorem to find the length of the hypotenuse. The hypotenuse of the triangle is the distance between the two points
The formula to calculate the distance between two points is equal to

we have
A(1, 1) and B(7, −7)
Let
(x1,y1)=A(1, 1)
(x2,y2)=B(7, −7)
substitute the given values in the formula





Answer: 49
Step-by-step explanation: just roll with it