TRANSFORMATIONS Review

Front

What is the verbal description for the rule (x, y) → (x+10, y+8)?

Back

Translation 10 units right and 8 units up.

Front

The perimeter of a photo is 28 inches. The photo is enlarged by a scale factor of 4. What is the perimeter of the new photo?

Back

112

Front

A ___________ is a change in size, position, or location of a figure on the coordinate plane.

Back

transformation

Front

Back

Front

Triangle JKL is dilated with the origin as the center of dilation to create triangle J'K'L'. Which rule best represents the dilation that has been applied to triangle JKL to create triangle J'K'L'?

Back

Front

What is a transformation in geometry?

Back

A transformation is a change in size, position, or orientation of a figure.

Front

What is the scale factor in a dilation?

Back

The scale factor is the ratio of the length of a side of the image to the length of the corresponding side of the original figure.

Front

If a triangle has an area of 20 square units and is dilated by a scale factor of 3, what is the area of the new triangle?

Back

Front

What happens to the perimeter of a shape when it is dilated by a scale factor of k?

Back

The perimeter is multiplied by the scale factor k.

Front

What is the effect of a translation on a figure?

Back

A translation moves a figure from one location to another without changing its size, shape, or orientation.