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WorksheetsQuiz 2.1-2.4 Review
Total questions: 46
Worksheet time: 1hrs 28mins
The figures are congruent. Name one pair of corresponding angles.
Q and W
R and Z
S and Z
T and P
JK ≅ ?
KX
JK
XJ
KI
CB ≅ ?
∠I
GI
IB
BG
ML ≅ ?
CL
LD
DC
NL
∠EJF ≅ ?
∠L
∠E
∠LJK
∠F
Write a congruence statement for the triangles.
ΔTUV≅ΔLJV
ΔTUV≅ΔJVL
ΔUTV≅ΔLVJ
ΔUTV≅ΔJVL
Translate the blue shape to the pink shape...
5 Right
2 Down
5 Left
2 Up
3 Right
1 Down
3 Left
1 Up
Translate the blue shape to the green shape...
3 Left
3 Down
3 Right
3 Up
2 Right
3 Up
2 Left
3 Down
(x, y) ----> (x + 2, y - 3)
(x, y) -----> (x, y +4)
(x, y) ----> (x - 1, y)
What are the coordinates of M'?
(x,y) --> (-x,y)?
How do you represent reflection over the x axis Algebraically?
(-y, -x)
(x + a, y + b)
(x , -y)
(ax, by)
What directions would you give?
Reflect over the line: ________
What is the mirror line for this reflection?
y=4
x=-3
y=x
y= -x
Reflect point A (-2,-3) over the line y=x. What is the coordinate of A'?
(2,3)
(-2,3)
(-3,-2)
(3,-2)
Reflect point A (3,5) over the line y = - x. What is the coordinate of A'?
(-3,-5)
(5,3)
(3,5)
(-5,-3)
Reflect point A (-2,4) over the line x = 1. What is the coordinate of A'?
(-4,-4)
(4,4)
(-2,-2)
(2,2)
A figure is rotated 180° clockwise with the origin as the center of rotation to create a new figure. Which rule describes rotating 180° clockwise?
(x,y)→(x,y)
(x,y)→(-y,x)
(x,y)→(y, -x)
(x,y)→(-x,-y)
Rotate the point (-4,9) around the origin 270 degrees counterclockwise. State the image of the point.
(9 , 4)
(-9, 4)
(9, -4)
(-4, -9)
How many turns on a coordinate plane is 360 degrees?
1 turn
2 turns
3 turns
4 turns
You have a rotation of 270° counterclockwise with the origin as the center of rotation to create a new figure. Which rule describes rotating 270° counterclockwise?
(x,y)→(-x,-y)
(x,y)→(y, -x)
(x,y)→(-y,x)
(x,y)→(x,y)
What is the point that turns the image?
Vertex
Point of Rotation
Rotation
Image
Let A ( -2, 1), B (2, 4) and C (4, 2) be the three vertices of a triangle. If this triangle is rotated about 90° clockwise, what will be the new vertices A' , B' and C' ?
A'(1,-2) B'(2, -4) C'(-2,4)
A'(-1,-2) B'(-4,-2) C'(-2,-4)
A'(2,1) B'(-2,4) C'(-4,2)
A'(1, 2), B(4, -2) and C'(2, -4)
The points for a right triangle are A(4,2), B(7,2), C(4,4). The triangle is rotated 90 degrees clockwise about vertex A. Give the coordinates of triangle A'B'C'
A'(4,2), B'(6,2), C'(4,-1)
A'(4,2), B'(4,6), C'(2,2)
A'(4,2), B'(4,-1), C'(6,2)
A'(2,-4), B'(2,-7), C'(4,-4)
The point of a triangle are at A(3,2), B(6,4), C(9,2). Give the coordinates of the final image after the following series of transformations.
1) Translate: left 3, down 2
2) Reflect: y axis
3) Rotate: counter-clockwise 90 degrees
A' (0,0), B' (2,3) C' (0,-6)
A' (-2,-3), B' (0,0), C' (0, -6)
A' (0,-6), B' (-2,-3), C' (0,0)
A' (0,0), B' (-2, -3), C' (0-6)
