Question

Fill in the blanks:Shape	Centre of Rotation	Order of Rotation	Angle of Rotation
Square

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Rectangle|

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Rhombus |

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Equilateral Triangle|

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Regular Hexagon|

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Circle |

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Semi-circle|

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Answer 1

The given table can be completed as follows.

Shape	Centre of Rotation	Order of Rotation	Angle of Rotation
Square	Intersection point of diagonals	$4$	$90\degree$
Rectangle	Intersection point of diagonals	$2$	$180\degree$
Rhombus	Intersection point of diagonals	$2$	$180\degree$
Equilateral Triangle	Intersection point of medians	$3$	$120\degree$
Regular Hexagon	Intersection point of diagonals	$6$	$60\degree$
Circle	Centre	Infinite	Any degree
Semi-circle	Centre	$1$	$360\degree$