Dilation on the Origin

Does the image show a Dilation?

• Yes

• No

Tags

CCSS.HSG.CO.A.2

State the coordinate of the image of the given point B (-10,-6) under a dilation with center at the origin with the given scale factor k = 1/2.

• (5,3)

• (20,12)

• (-20,-12)

• (-5,-3)

Tags

CCSS.8.G.A.3

A triangle has vertices with coordinates (2,0), (3, -1) and (-2,-5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of the vertices of the image?

• (5,3), (6,2), (1,-2)

• (6,0), (9,-3), (-6,-15)

• (2/3,0), (1,-1/3), (-2/3,-5/3)

• (-1,-3), (0,-4), (-5,-8)

Tags

CCSS.8.G.A.3

Does the image show a dilation?

• Yes

• No

Tags

CCSS.HSG.CO.A.2

If a square has side lengths of 4 units and undergoes a dilation with a scale factor of 3 centered at the origin, what will be the length of each side of the resulting square?

• 12 units

• 7 units

• 4 units

• 1.33 units

Tags

CCSS.8.G.A.3

Which function was used to produce the image?

• f(x, y) = (1/7x, 1/7y)

• f(x, y) = (7x, 7y)

• f(x, y) = (4x, 4y)

• f(x, y) = (8x, 8y)

Tags

CCSS.HSG.CO.A.2

What type of dilation is represented? blue to green

• Enlargement

• Reduction

Tags

CCSS.8.G.A.3

The scale factor for this dilation is:

Mathematical Equivalence

ON

Tags

CCSS.HSG.CO.A.2

Is the following a dilation?

• Yes

• No

Tags

CCSS.8.G.A.3

If the coordinates of a point after dilation are (-6, 9) and the scale factor was 3, what were the original coordinates of the point?

• (-2, 3)

• (2, -3)

• (-18, 27)

• (18, -27)

Tags

CCSS.8.G.A.3