Transformations (Under construction) Flashcards

1
Q

Which of these describes the transformation of the triangle on the left into the triangle on the right?

a. Reflection over the x-axis
b. Reflection over the y-axis
c. Rotation of 90º clockwise about the origin
d. Rotation of 180º clockwise about the origin

A

c. Rotation of 90o clockwise about the origin

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2
Q

What transformation could map triangle A onto triangle B?

A

Reflection in the line y = -1

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3
Q

What type of transformation is the one pictured below?

What else can you find out about it?

A

Enlargement

The scale factor is 3. The centre of enlargement is (-0.5,-0.5)

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4
Q

What type of transformation best describes the one which maps parallelogram E onto paralleogram F?

What else can you tell about the transformation?

A

Translation

The translation has a vector of (11,-2)

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5
Q

What type of transformation maps triangle H onto triangle G?

A

Translation with vector (-5,8)

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6
Q

What kind of transformation best maps triangle I onto triangle J?

A

A rotation of 180o around the origin

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7
Q

How many different types of transformation can be used to map K onto L, and what are they?

A

Reflection along the y-axis (the line x = 0)

Rotation 90o clockwise around the origin

Translation along the vector (7,0)

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8
Q

Which shape would be the new position of M if it was rotated 90o anticlockwise around the point (-1, -1)?

A

Square O

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9
Q

What transformation will map arrow Q onto arrow R?

What transformation will map arrow R onto arrow S?

Is there a single transformation that could map arrow Q directly onto arrow S?

A

What transformation will map arrow Q onto arrow R?Reflection along the y-axis (the line x = 0)

What transformation will map arrow R onto arrow S?Reflection along the line y = 1

Is there a single transformation that could map arrow Q directly onto arrow S?

Yes. A rotation of 180o around the point (0, 1)

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10
Q

If triangle T is translated through the vector (7,-5), which triangle will it map to?

A
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