Translation and Symmetry

Choose the image of this picture when it is rotated at 180 degrees

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How many lines of symmetry does an equilateral triangle have?

• 3 lines of symmetry

• 0 lines of symmetry

• 4 line of symmetry

Which diagram shows a dotted line that is not a line of symmetry?

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This shape has been translated _____ blocks to the _____ and _____ blocks up/down.

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  6 blocks to the left and 2 blocks down

• 5 blocks to the right and 2 blocks down

• 3 blocks to the right and 2 blocks down

A transformation in which each point in a shape is moved the same distance in the same direction is called:

• Translation

• Reflection

• Rotation

A transformation in which a shape is flipped over a line is called:

• Translation

• expansion

• Reflection

The numeral 6 has been rotated through ____ turn to form the numeral 9.