Pretest

Question 1

Triangle XYZ has vertices cap x times open paren 1 comma 3 close paren , cap y times open paren 0 comma 0 close paren , and cap z times open paren negative 1 comma 2 close paren The image of triangle XYZ after a rotation has vertices cap x prime times open paren negative 3 comma 1 close paren , cap y prime times open paren 0 comma 0 close paren , and cap z prime times open paren negative 2 comma negative 1 close paren Which rule describes the transformation?

Revolt · Accepted Answer

B: cap r sub 0 comma 90 degrees

Question 2

A triangle has vertices at L(2, 2), M(4, 4), and N(1, 6). The triangle is transformed according to the rule R0, 180°. Which statements are true regarding the transformation? Choose three correct answers.

Revolt · Accepted Answer

A: The coordinates of  cap l prime  are  open paren negative 2 comma negative 2 close paren .; D: The coordinates of  cap n prime  are  open paren negative 1 comma negative 6 close paren .; E: The rule for the transformation is  open paren x comma y close paren rightarrow open paren negative x comma negative y close paren .

Question 3

One vertex of a polygon is located at (3,−2). After a rotation, the vertex is located at (2, 3). Which transformations could have taken place? Choose two correct answers.

Revolt · Accepted Answer

C: cap r sub 0 comma negative 270 degrees; E: cap r sub 0 comma 90 degrees

Question 4

A triangle is rotated 90 degrees about the origin. Which rule describes the transformation?

Revolt · Accepted Answer

D: open paren x comma y close paren rightarrow open paren negative y comma x close paren

Question 5

A pentagon is transformed according to the rule cap r sub 0 comma 180 degrees Which is another way to state the transformation?

Revolt · Accepted Answer

C: open paren x comma y close paren rightarrow open paren negative x comma negative y close paren

Question 6

Quadrilateral ABCD is transformed according to the rule open paren x comma y close paren rightarrow open paren y comma negative x close paren Which is another way to state the transformation?

Revolt · Accepted Answer

A: cap r sub 0 comma 270 degrees

Question 7

One vertex of a triangle is located at (0, 5) on a coordinate grid. After a transformation, the vertex is located at (5, 0). Which transformations could have taken place? Choose two correct answers.

Revolt · Accepted Answer

A: cap r sub 0 comma negative 90 degrees; E: cap r sub 0 comma 270 degrees

Question 8

A triangle has vertices at cap r times open paren 1 comma 1 close paren , cap s times open paren negative 2 comma negative 4 close paren , and cap t times open paren negative 3 comma negative 3 close paren The triangle is transformed according to the rule cap r sub 0 comma 270 degrees What are the coordinates of cap s prime ?

Revolt · Accepted Answer

C: open paren negative 4 comma 2 close paren

Question 9

Triangle MNP is rotated −270° about the origin. If M(7,−2), N(4,−3), and P (2,−1), what are the coordinates of the vertices of the image? Enter your answers in the boxes.

Revolt · Accepted Answer

(2,7)|(3,4)|(1,2)

Question 10

Which shows the image of triangle RST after the rotation open paren x comma y close paren rightarrow open paren y comma negative x close paren ?

Revolt · Accepted Answer

D: Image with description A coordinate grid with labeled x- and y-axes shows a triangle in the right half of the plane with vertices at R prime (1 comma 2), S prime (3 comma negative 1), and T prime (7 comma 1). The points are plotted and connected by line segments to form a closed triangular shape.

Pretest Answers

More from this Course

TRY EDGENUITY HACKS