CCSS.Math.Content.8.G.A.3

Is the picture being reflected in the y-axis or x-axis?

• y-axis
• x-axis

Tags

CCSS.Math.Content.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.Math.Content.8.G.A.3

Point (7,2) is translated vertically 2 units and horizontally -5 units.  Where is the new point located?

• (9,-3)
• (2,4)
• (2,0)
• 12,4)

Tags

CCSS.Math.Content.8.G.A.3

What is the algebraic notation of a figure is Translated 8 units left and 2 units up?

• (x, y) --> (x - 8, y + 2)
• (x, y) --> (x + 8, y - 2)
• (x, y) --> (x + 2, y - 8)
• (x, y) --> (8x, 2y)

Tags

CCSS.Math.Content.8.G.A.3

A triangle is 4 in tall and 3 in wide. If it is enlarged to a height of 8 in, then how wide will it be?

• 6
• 10
• 14

Tags

CCSS.Math.Content.8.G.A.3

The area of a triangle is 20 square units. If the triangle is dilated by a scale factor of 2, which statement is true?

• The area of the new triangle will be 2 times the area of the old triangle.
• The area of the new triangle will be 3 times the area of the old triangle.
• The area of the new triangle will be 4 times the area of the new triangle.
• The two triangles will have the same area.

Tags

CCSS.Math.Content.8.G.A.3

What transformation is happening?
(x, y) ----> (x - 2, y - 3) 

• slide up 2, left 3
• slide right 2, up 3
• slide right 2, down 3
• slide left 2, down 3

Tags

CCSS.Math.Content.8.G.A.3

Which of the following is a transformation of the graph y = (x - 5)² ? 

• Shifts right 5.
• Shifts left 5.
• Shifts up 5.
• Shifts down 5.

Tags

CCSS.Math.Content.8.G.A.3

Level 4 The point (a, b) is reflected over the y-axis, then the x-axis, then the y-axis again, and then the y-axis again. What are the coordinates of the new point?

• (−a, b)

• (−a, −b)

• (a, −b)

• (a, b)

Tags

CCSS.Math.Content.8.G.A.3

Reflecting over the y-axis CHANGES the ____-_____________.

• y-coordinate

• x-coordinate

Tags

CCSS.Math.Content.8.G.A.3