1.16 Unit Test: Basic Tools and Transformations - Part 1

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

What is the name of the line of reflection for the pair of figures? Enter your answer in the box. https://static.k12.com/nextgen_media/assets/8078785-NG_GMT_SemA_01_UT_24.png Copy and paste this link to see the figure

Line t

The dashed triangle is the image of the solid triangle. The center of dilation is (−4, −4). What is the scale factor used to create the dilation? Enter your answer as an integer or decimal in the box.

-3

Select from the drop-down menus to correctly complete the sentence. The rule (x, y)→(x+2, y−4) represents a translation 2 units __________ and 4 units __________.

1. Right 2. Down

The coordinates of the vertices of △RST are R(−3, −1), S(−1, −1) , and T(−4, −5) . The coordinates of the vertices of △R′S′T′ are R′(1, −2), S′(1, 0) , and T′(5, −3) What is the sequence of transformations that maps △RST to △R′S′T′? Drag and drop the answers into the boxes to correctly complete the statement

1. rotation of 90° counterclockwise about the origin 2. translation 1 unit up

Luisa draws a regular nonagon and rotates it about its center. Which angle measures can Luisa rotate the regular nonagon through to map it onto itself? Select each correct answer.

40° 80° 120° 160°

What is the measure of an exterior angle of a regular 7-sided polygon? Enter your answer as a decimal in the box. Round to the nearest tenth of a degree.

51.4

Select Translation, Reflection, or Rotation to identify the single transformation that transforms ∆PQR to ∆P'Q'R'

Reflection Rotation Rotation Translation

Graph the image of the given triangle, translated 4 units to the right and 5 units down. Select the Polygon tool. Then, click the points of the triangle vertices to create the triangle by connecting the sides.

file:///C:/Users/ALEXA/Downloads/Graph.pdf Copy and paste link to see picture of the answer. (3, -2) (6, -6) (-1, -8)

Graph the image of the given triangle after the transformation that has the rule (x, y)→(−x, −y). Select the Polygon tool. Then, click the points of the triangle vertices to create the triangle by connecting the sides.

https://us-static.z-dn.net/files/d28/478253bfb98088e033ba0f427adf0ac3.jpg Copy and paste link to see picture of the answer (-7,-4) (2,-5) (-6,-7)

Solve for x. Enter your answer in the box. An irregular hexagon. The angles of the hexagon are x degrees, 108 degrees, 113 degrees, 132 degrees, 75 degrees and 160 degrees

x=132

​Trapezoid W′X′Y′Z′​ is the image of trapezoid WXYZ under a dilation through point C. What scale factor was used in the dilation?

​3/4

What is the correct classification for each given angle? Drag and drop the answer into the box to match each angle. ∠NPL ∠JPL ∠NPK

∠NPL= straight ∠JPL= obtuse ∠NPK= right


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