Pentagon MNPQR is shown on the coordinate grid. Pentagon MNPQR is dilated using the rule (x, y)→(1/4x, 1/4y) to create pentagon M'N'P'Q'R'. Which statement is true?
Transformations STAAR Review

Quiz
•
Mathematics
•
8th Grade
•
Hard
Barbara White
FREE Resource
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pentagon M'N'P'Q'R' is larger than pentagon MNPQR, because the scale factor is greater than 1.
Pentagon M'N'P'Q'R' is smaller than pentagon MNPQR, because the scale factor is less than 1.
Pentagon M'N'P'Q'R' is smaller than pentagon MNPQR, because the scale factor is greater than 1.
Pentagon M'N'P'Q'R' is larger than pentagon MNPQR, because the scale factor is less than 1.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A polygon will be dilated on a coordinate grid to create a smaller polygon. The polygon is dilated using the origin as the center of dilation. Which rule could represent this dilation?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Triangle JKL is dilated with the origin as the center of dilation to create J'K'L'. Which rule best represents the dilation that has been applied to triangle JKL to create triangle J'K'L'?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A square with a perimeter of 20 units is graphed on a coordinate grid. The square is dilated by a scale factor of 0.4 which the origin as the center of dilation. If (x,y) represents the location of any point on the original square, which ordered pair represents the coordinates of the corresponding point on the resulting square?
(20x, 20y)
(0.4x, 0.4y)
(x+20, y+20)
(x+0.4, y+0.4)
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which representation of a transformation on a coordinate grid does NOT preserve congruence?
(x, y)→(1/7x, 1/7y)
(x, y)→(x+7, y+7)
(x, y)→(x, -y)
(x, y)→(y, -x)
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