Step-by-step Answer
PAGE: 214SET: ExercisesPROBLEM: 8
Please look in your text book for this problem Statement

Vertices of are  and .

Find rotation at  about the origin.

Write the vertex matrix for   is .

Write the ordered pair as a vertex matrix.

Then multiply the vertex matrix by the rotation matrix.


Write the vertices of the image.

The first row represents the –coordinates and the second row represents the –coordinates.

The vertices are and .


Plot the points and and connect the points to form .

Plot the points and and connect the points to form .

Observe the graph:

and are similar, both has same shape and rotate about the origin.

Rotation vertices of the images are and .

Graph of the and is 


"I want to tell you that our students did well on the math exam and showed a marked improvement that, in my estimation, reflected the professional development the faculty received from you. THANK YOU!!!"

June Barnett

"Your site is amazing! It helped me get through Algebra."


"My daughter uses it to supplement her Algebra 1 school work. She finds it very helpful."

Dan Pease

Simply chose a support option

My status

JOIN US ON: is not affiliated with any Publisher, Book cover, Title, Author names appear for reference only