Answer:
<XYZ
Step-by-step explanation:
It would be XYZ because they line up with ABC on the triangle. All you have to do is find the lines that both the triangles have in common.
Answer:
Rotate Figure L 135 degrees counterclockwise around the point of intersection of the arms. Reflect across the right arm
Step-by-step explanation:
Difference of 2 perfect squares
a^2-b^2=(a-b)(a+b)
recognize that
(2x+1)(2x-1)
(a+b)(a-b)
therefor
product is
(2x)^2-(1)^2=
4x^2-1
