Practise MYP Extended Mathematics questions on 6.1 Similar Shapes and Dilation and review the explanations to check your understanding.
Use these questions for topic practice and to find ideas you want to revisit in your notes or lessons.
The scale factor of a dilation is . Which of the following statements best describes the transformation of the figure?
A square has vertices at , and . It is dilated with a scale factor of using the point as the center. What is the coordinate of the image of the vertex ?
True or False: If a rectangle is dilated by a scale factor , its interior angles will be multiplied by .
A cube is dilated such that its total surface area is increased by . The volume of the cube increases by a factor of _____.
True or False: Under any dilation centered at a point with scale factor , the point is the only point that is mapped to itself.
The figure is enlarged in size and flipped across the y-axis.
The figure is reduced in size and stays on the same side of the center.
The figure is reduced in size and rotated about the center.
The figure is enlarged in size and rotated about the center.
(3, 3)
(4, 4)
(5, 5)
(2, 2)
True
False
True
False
2
64
8
4
