jeopardy math 9 unit7 quiz
TRANSCRIPT
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Rotations Sym Whatever
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Row 1, Col 1
8:2 or 4:1 … the scale factor is 4
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Tina’s shadow is 2.4 mand the first tree’sshadow is 10.8 m.
What is the height ofthe tree?
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What is the break-down & absorption of food in the intestine ?
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Rotational symmetry
A shape has rotational symmetry when it coincides with itself after
a rotation of less than 360° about its centre.
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Are any of these quadrilaterals similar?
Justify your answer.
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order of rotation.
The number of times the shape coincides with itself, during a rotation of 360°, is the
order of rotation.
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5,1
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angle of rotation symmetry
the angle of rotation symmetry = 360° order of rotation
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