Transformations Geometry Vocabulary

If preimage point P(4, −2) is translated left by 5 and up by 6, what is the coordinate of the image, P’?

• P’(−5, 6)

• P’(−1, 4)

• P’(9, 4)

• P’(−1, −8)

True or False: A reflection of A(−5, 4) over the y-axis results in A’(5,4).

• True

• False

If pre-image point P(4, −2) is reflected across the line y = x, what is the coordinate of the image, P’ ?

• P’(4, 2)

• P’(−2, 4)

• P’(2, −4)

• P’(−4, −2)

If pre-image point P(4, −2) is rotated 90° counterclockwise around the origin, what is the coordinate of the image, P’?

• P’(2, 4)

• P’(−2, 4)

• P’(−4, 2)

• P’(−2, −4)

Describe fully the single transformation that maps triangle ABC onto triangle A'B'C'

Describe fully the single transformation that maps triangle ABC onto triangle A'B'C'.

Describe fully the single transformation that maps triangle ABC onto triangle A'B'C'.

Which description matches the transformation pictured above?

• Rotate △KLM 90° counterclockwise around the origin.

• Rotate△KLM 180° around the origin.

• Reflect △KLM across the y-axis.

• Rotate △KLM 90° clockwise around the origin.

If Fig. 2 is the pre-image of a reflection across the x-axis, which figure would be the image?

• Figure 1

• Figure 2

• Figure 3

• Figure 4

Pre-image point A(6, 1) is transformed into image point A’(−1, 6). If the same transformation is applied to pre-image point B(−5, −3), what is the coordinate of image point B’?

• B’(−12, −3)

• B’(3, −5)

• B’(5, −3)

• B’(−3, −5)