Answer:8
Step-by-step explanation:
X+56=x^2
X^2-x-56=0
X^2-8x+7x-56=0
X(x-8)+7(x-8)=0
(X+7)(x-8)=0
X+7=0 or x-8=0
X=-7 or x=8
Answer:
Option A.
Step-by-step explanation:
we know that
If triangle ABC is a right isosceles triangle
then
AB=AC
m<ABC=m<ACB=45°
therefore
The coordinate of point C is
the x-coordinate of the midpoint M is equal to
The coordinates of point M are
Answer: B
Step-by-step explanation:
Answer:
65.75
Step-by-step explanation:
All you do is divide.
Answer:A
Step-by-step explanation: