Transformation geometry

Question 1 of 10

Triangle ABC has vertices A(1, 3), B(5, 3) and C(1, 5). Find the image of the triangle under (a) a reflection in the x-axis, (b) a rotation of 90° anticlockwise about the origin. (c) Find the area of the triangle after an enlargement of scale factor 3.

Question 2 of 10

Triangle ABC has vertices A(3, 3), B(7, 3) and C(3, 6). Find the image of the triangle under (a) a reflection in the x-axis, (b) a rotation of 90° anticlockwise about the origin. (c) Find the area of the triangle after an enlargement of scale factor 3.

Question 3 of 10

A reflection preserves the size of a shape.

Question 4 of 10

Under a reflection in the x-axis, points on the x-axis do not move.

Question 5 of 10

Find the image of (4, 3) after a reflection in the line y = −x.

Question 6 of 10

A shape of area 3 cm² is enlarged by scale factor 2. The area of the image is ___ cm².

Question 7 of 10

A reflection in the x-axis maps (x, y) to

Question 8 of 10

Find the image of (−1, −2) after a reflection in the line y = −x.

Question 9 of 10

A rotation of 360° leaves every point unchanged.

Question 10 of 10

The point (0, 0) is invariant under any rotation about the origin.