Identify the transformation that happened below. (Be specific.)
270 CCW/90 CW
Rotate the point G(4, 3) 180-degrees then translate by the rule (x,y)-->(x+2, y-2) to find G''.
G''(-2,-5)
What does it mean to be congruent?
Same shape, same size.
What does CPCTC stand for?
Corresponding Parts of Congruent Triangles are Congruent
Fill in reason #1.
Given
Translate the point B(-2, 5) by the rule (x,y)-->(x+2,y)
B'(0,5)
What quadrant would W'' be in after reflecting W(2,-6) over the y-axis and then again over the line y=4.
Quadrant 2
List the 5 triangle congruence theorems.
SSS
SAS
ASA
AAS
HL
What is the length of VU?
43 units
Fill in the reason #3.
SSS
Where would C' be after reflecting over the x-axis?
C'(3,3)
Identify the sequence of transformations that displayed below.
Reflect over y-axis then rotate 90-degrees CCW.
How are the two triangles congruent?
AAS
The triangles below are congruent via HL. What is y?
Fill in reason #2.
Reflexive Property
Rotate the point J(42,-37) 90 degrees.
J'(37,42)
Identify the sequence of transformations that took UST to U'S'T'.
Reflect over x-axis and translate right 5 units.
How are the two triangles congruent to each other?
HL
Solve for x.
x=7
Fill in statement #2. Note: F is also the midpoint of DH.
Reflect G(-5,-5) over the line y=x.
G'(-5,-5)
Find the coordinates of the image of triangle ABC after translating by the rule (x,y)-->(x-2,y-1) then reflecting over the line y=-x.
A''(-1,2)
B''(-3,-3)
C''(-1,-3)
If
angle1=angle2
, then what more information do you need in order to say the two triangles below are congruent by SAS?
MO=TO
triangleTUGcongtriangleWAR
If TU=4x+13, WA=6x+7, and GT=3x+11, then how long is WR?
WR=20
Fill in reason #2.
Alternate interior angles.