<span>I sugges you to go with this one: A) No; the absolute value of a negative number is equal to its opposite. As it's correct explanation.</span>
Midpoint of (x1,y1) and (x2,y2) is

so the midpoint of HX is the mdpoint of (13,8) and (-6,-6)
which is



the midpoint is (3.5,1)
Answer:
I think its D. A triangle thats obtuse cant be equal because one of the angles has to be over 120°.
The answer would be 778000.
Find the number in the thousand place
8 and look one place to the right for the rounding digit
3. Round up if this number is greater than or equal to
5 and round down if it is less than 5.
778000