T2 Geometry Midterm review

T2 Geometry Midterm review

Multiple Choice

• Parallel

• Perpendicular

• Intersecting

Multiple Choice

Slopes of parallel lines are...

• opposite reciprocals.
• opposites.
• the same.
• always 7.

Fill in the Blank

what is the slope of y = 2x+1

Multiple Choice

What is the slope of a line parallel to the line  $-2x+y=-7$  

• -2

• -1/2

• 1/2

• 2

Multiple Choice

Are these lines parallel?
y = 12x + 4
y = 12x +14

• YES
• NO

Multiple Choice

Which line is parallel to
y = 2x - 7  ?

• y = -2x + 8
• y = ¹/₂x - 7 
• y = ^-1/₂x + 2
• y = 2x - 3 

Multiple Choice

Which of the following lines is PARALLEL to the graph of  $y=6x-3$  ?

•  $y=-6x+5$  

•  $y=-\frac{1}{6}x-3$  

•  $y=6x+1$  

•  $y=\frac{1}{6}x-3$  

Multiple Choice

Which of the following lines is PARALLEL to the graph of  $-3x+y=5$  ?

•  $y=-3x+5$  

•  $y=-\frac{1}{3}x-3$  

•  $y=3x+1$  

•  $y=\frac{1}{3}x-3$  

Multiple Choice

Choose the most precise answer: These streets are

• Parallel

• Perpendicular

• Intersecting

Multiple Choice

Slopes of perpendicular lines are...

• opposite reciprocals.
• opposites.
• identical.
• always 7.

Multiple Choice

What slope is perpendicular to:  
m = 5/8

• -5/8
• 5/8
• -8/5
• 8/5

Fill in the Blank

What slope is perpendicular to y = 2x+1

Multiple Select

Select the two lines that are perpendicular.

• $y=4x-2$

• $y=-\frac{1}{4}x$

• $y=-4x+1$

• None are perpendicular.

Multiple Choice

The original figure prior to a transformation.

• Pre-image

• Image

Multiple Choice

The result of a transformation.

• Pre-image
• Image

Multiple Choice

A rigid motion creates figures that are ____________.

• congruent
• different sizes
• similar
• larger

Multiple Choice

Which transformation is NOT a rigid motion (the size changes)?

• reflection
• rotation
• dilation
• translation

Multiple Choice

Identify the transformation.

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

Multiple Choice

Translate the point A (-3, 4) right 5 and up 1

• (-2, 9)
• (-8, 5)
• (8, 3)
• (2, 5)

Multiple Choice

Rotate the point (-3,-4) around the origin 180 degrees. State the image of the point.

• (-4,-3)
• (-4,3)
• (4,-3)
• (3,4)

Multiple Choice

Point (-5,2) is reflected over the y axis.  Where is the new point located?

• (5,2)
• (-5,-2)
• (-5,2)
• (5,-2)

Multiple Choice

Describe the transformation shown in the graph.

• Reflect over x-axis

• Reflect over y-axis

• Rotate 270 degrees CCW around the origin

• Rotate 90 degress CCW around the origin

Multiple Choice

The point (8, 12) was dilated to become point (2, 3). What was the scale factor?

• ½
• ¼
• 4
• 2

Multiple Choice

Describe the transformations that map ABC onto A"B"C"

• translate 5 up and 1 left then reflect over y
• translate 5 down and 1 left, then reflect over y
• reflect over y=x then translate left 8
• reflect over x then rotate 90 clockwise

Multiple Choice

What is the transformation from Triangle ABC to Triangle A''B''C''?

• Reflection x-axis, then rotation of 180 Degrees

• Reflection over y-axis, then rotation of 90 Degrees

• Rotation of 90 Degrees, then reflection over x-axis

• Rotation of 180 Degrees, then reflection over y-axis

Multiple Choice

Under what composition of transformations does triangle ABC map onto triangle A''B''C''

• Reflection over x-axis, then Rotation of 90 Degrees

• Rotation of -90 Degrees, then Reflection over y-axis

• Reflection over y-axis, then Rotation of -90 Degrees

• Rotation of 90 Degrees, then Reflection over x-axis

Multiple Choice

T_{2, -1} o r_y-axis

Which transformation should be performed first?

• Reflection over y-axis

• Translation 2 unit to the left and 1 unit down

• Translation 2 unit to the right and 1 unit down

• Translation 2 unit to the left and 1 unit up

Multiple Choice

The coordinates of triangle JRB  are ,J(1, -2) , R(-3, 6) and B(4, 5) .  What are the coordinates of the vertices of its image after the transformation T_{2, -1} o r_y-axis ?

• (3, 1), (-1, -7), (6, -6)
• (3, -3), (-1, 5), (6, 4)
• (1, -3), (5, 5), (-2, 4)
• (-1, -2), (3, 6), (-4, 5)

Multiple Choice

The sides of an equilateral triangle have...

• different measures.
• Febtober.
• equal measures.
• 60°.

Multiple Choice

The angle of an equilateral triangle have...

• different measures.

• Febtober.

• equal measures.

• 60°.

Multiple Choice

If two sides of a triangle are congruent, then the _________________ opposite those sides are congruent.

• sides
• vertices
• angles
• measures

Multiple Choice

What is the name of this kind of triangle?

• Right

• Scalene

• Isosceles

• Equilateral

Multiple Choice

What is the value of x?

• 16

• 60

• 8

• not enough information

Multiple Choice

Which angle is the vertex angle?

• <C
• <A
• <B

Multiple Choice

Find x

• 9
• 2
• 6
• 4