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NZ: choose your country
Year 9 maths · K.14 · Transformations

Translate a triangle: find the image of a vertex

Every vertex moves the same way. Add the shift to the coordinates of the vertex you need.

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  1. Triangle ABC has vertices A(−6, −3), B(3, 1) and C(−2, 3). It is translated 6 left and 6 down. What are the coordinates of B'?

    Answer: (-3, -5)

  2. Triangle ABC has vertices A(−3, −5), B(−2, 3) and C(5, 4). It is translated 3 right and 3 up. What are the coordinates of C'?

    Answer: (8, 7)

  3. Triangle ABC has vertices A(6, −1), B(3, 6) and C(−2, 1). It is translated 4 right and 1 down. What are the coordinates of A'?

    Answer: (10, -2)

Tip: Every vertex moves the same way. Add the shift to the coordinates of the vertex you need.

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