M3 Reviewer

Jonathan has a painting of his dog that he is placing in a frame. The original painting is 3 inches by 5 inches. If he wants a copy of the same painting and enlarge it by the scale factor of 3, what is the dimensions of the new painting?

• 15 inches by 24 inches

• 8 inches by 9 inches

• 9 inches by 15 inches

• 12 inches by 15 inches

The tree cast a shadow that is 20feet long. At the same time, a pole nearby which is 12 feet tall cast a shadow that is 5 feet long. How tall is the tree?

• 53 feet

• 48 feet

• 35 feet

• 27 feet

Choose the correct reflected image.

• 
• 
• 

Where would point J' be if you translated point J 5 units to the left and 2 units up?

• (5, 3)
• (3, -5)
• (-5, 3)
• (-3, 5)

Choose the correct reflected image.

• 
• 
• 
• 

Choose the correct transformations

• rotate 90 degrees counter-clockwise around the origin, and then reflect over the x-axis

• right 1, down 4, and then reflection over the y-axis

• right 6, and then reflection over the x-axis

• reflection over the line y=x, and then translate up 4, right 2

Are the triangles similar?

• Yes
• No

Are the triangles similar?

• Yes
• No

Tell whether the two figures are similar. Explain your reasoning.

• Yes, similar because they are the same shape and side lengths are proportional.
• No, not similar because they are the same shape, but side lengths are not proportional.
• Yes, same shape
• No, different sizes

What is ratio of any two corresponding sides?

• Scale Factor
• Corresponding Sides
• Similar Figures