Question

*Will give medal and fan!*
Penny wants to have a regular pattern of triangles painted on the walls of her bedroom. Her friend Bernadette comes up with a plan to replicate the triangles around the origin of a coordinate plane as below. Which of the following orders of transformations would achieve the desired effect?
http://i359.photobucket.com/albums/oo40/bvialpando1/MTH203IA1Q1_zpskomgochr.png

Answer 1

A. Translation, reflection across the x axis, reflection across the y axis.
B. Reflection across the y axis, reflection across the x axis, translation.
C. Reflection across the line, rotation of 90 degrees counter-clockwise about the origin, translation.
D. Translation, reflection across the y axis, rotation of 180 degrees about the origin.