8th Grade Math Test Unit 1 and Unit 2

How is triangle ABC being translated to triangle A'B'C'?

• up 3, left 8
• up 9, left 4
• down 3, right 8
• down 9, right 4

Tags

CCSS.HSG.CO.A.2

What is a reflection?

• When you turn an object around a point.
• When you slide an object form one place to another.
• When you flip or mirror an object across a line.
• When you resize an object.

A type of transformation where a geometric figure slides horizontally, vertically, or both. What type of transformation is this? 

• dilation
• translation
• rotation
• reflection

Identify the transformation.

• Reflection across y axis
• Reflection across x-axis
• 180 Rotation
• Translation 2 units down

Tags

CCSS.HSG.CO.A.2

What is the angle of rotation for this counterclockwise rotation about the origin?

• 90°
• 180°
• 270°
• 360°

What is the scale factor if the triangle on the left is the original?

• 2
• 3/2
• 2/3
• 1/2

If the scale factor is less than one, the new figure will be

• an enlargement
• a reduction
• a scale factor
• bigger

If the scale factor is greater than one, the new figure will be

• a reduction
• an enlargement
• a scale
• not proportional

If the original is 12 units and the scale factor is 1/4 what is the size of the scale drawing?

• 300
• 4.8
• 3
• 4

On a map, Memphis, Tennessee, and Jackson, Mississippi, are 5 inches apart. The distance between the cities is actually 210 miles.

What scale was used to create the map?

• 42 inches = 1 mile
• 1 inch = 42 miles
• 40 inches = 1 mile
• 
  1 inch = 40 miles