Name 3 transformations that preserve dimension of any shape?
translation, reflection, rotation
100
The vertices of triangle MNO are M(–2, 4), N(–1, 1) and
O(3, 3). What would the coordinates of M'N'O' be if you were to translate it with the rule (x-4, y+3)
M' (-6, 7)
N' (-5, 4)
O' (-1, 0)
100
Triangle DEF where D(1,5) E(3,3) and F(2,0), is reflected over the x-axis. What would be the coordinates of D'E'F'?
D'(1, -5) E'(3, -3) F'(2, 0)
100
If the point X(-6,5) is rotated 180 degrees about the origin, what would be the coordinates of X'?
X'(6,-5)
100
If D (1,5) is dilated with a scale factor of 0.5, what are the coordinates of D'?
D'(0.5, 2.5)
200
Which transformation preserves size AND orientation?
translation
200
Write a translation rule for the following information:
Triangle DEF where D(1,5) E(3, 3), F(2,0) translates to triangle D'E'F' where D'(3.5, 4) E(5.5, 2) F(4.5, -1)
(x+2.5, y-1)
200
Triangle DEF where D(1,5) E(3,3) and F(2,0), is reflected over the y-axis. What would be the coordinates of D'E'F'?
D'(-1,5) E'(-3,3) F'(-2,0)
200
If triangle ABC where A(5,4) B(3,4) and C(1,1), was rotated 180 degrees about the origin what would the coordinates of A'B'C' be?
A'(-5,-4) B'(-3,-4) and C'(-1,-1)
200
If a persons pupils dilate from a diameter of 2.5 cm to a diameter of 0.5 cm, what is the scale factor of dilation?
k = 1/5 or k =0.2
300
Name a rotation that would be the same as rotating and object 270 degrees clockwise:
Rotating 90 degrees counterclockwise
300
Using the translation (x + 3, y – 2), what is the preimage of
A' (-4, -1)
A (-7, 1)
300
If triangle ABC where A(-5,4) B(3,-4) and C(1,1), was reflected over the line y=x, what would be the coordinates of A'B'C'?
A'(4,-5) B'(-4,3) and C'(1,1)
300
If triangle XYZ where X(-2,2) Y(0,3) and Z(-1,0), was rotated 90 degrees clockwise about the origin what would the coordinates of X'Y'Z' be?
X'(2,2) Y'(3,0) and Z'(0,1)
300
A hexagon with a perimeter of 24 cm and an area of 52 square cm is enlarged by a factor of 3. What is the
perimeter and area of the new hexagon?