7. Look at triangles TUV and T'UV.
Which best explains the transformation of
triangle TUV to form triangle T'UV'?
® Translation to the right 6 units
(x, y) + (x + 6, y)
® Reflection across the x-axis
(x, y) + (x,-y)
© 180° rotation
(x, y) + (-x, -Y)
O Reflection across the y-axis
(x, y) - (-x, y)

What is the perimeter, p, of a rectangle that has a length of x + 8 and a width of y − 1? p = 2x + 2y + 18 p = 2x + 2y + 14 p = x + y − 9 p = x + y + 7

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)