Student will be able to draw and identify rotations.

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Presentation transcript:

Student will be able to draw and identify rotations.

9-3 Quiz The following questions are designed to help you decide how well you understood today’s lesson. Please be sure and ask if you miss one and do not understand why.

1. The hexagon GIKMPR and ∆FJN are regular 1. The hexagon GIKMPR and ∆FJN are regular. The dashed line segments form 30° angles. Find 𝑟 240 𝑜 , 𝑂 𝐺 . P I K O

2. The hexagon GIKMPR and ∆FJN are regular 2. The hexagon GIKMPR and ∆FJN are regular. The dashed line segments form 30° angles. Find 𝑟 120 𝑜 , 𝑂 𝑂𝐿 . 𝑂𝐽 𝑂𝐹 𝑂𝐿 𝑂𝐻

3. A carnival ride is drawn on a coordinate plane so that the first car is located at the point 30, 0 . What are the coordinates of the first car after a rotation of 270° about the origin? −30, 0 0,−30 0, 30 −15, −15

4. What is the rule in words for a 90O Rotation Clockwise about the origin? Multiply y-coordinate by -1 and switch the x and y coordinates. Multiply x-coordinate by -1 and switch the x and y coordinates. Multiply both coordinates by -1. Multiply both coordinates by -1 and switch the x and y coordinates.

5. What is the rule in words for a 180O Rotation CLockwise about the origin? Multiply y-coordinate by -1 and switch the x and y coordinates. Multiply x-coordinate by -1 and switch the x and y coordinates. Multiply both coordinates by -1 and switch the x and y coordinates. Multiply both coordinates by -1.

9-3 Worksheet Standardized Assessment #1-6 all (p.237) 9-3 Assignment 9-3 Worksheet Standardized Assessment #1-6 all (p.237) Be sure to rate your assignment and write a couple of sentences as to why you rated yourself that way.