Lesson 9-1: Translations

Presentation

•

Mathematics

•

9th - 10th Grade

•

Practice Problem

•

Easy

•

CCSS

HSG.CO.A.2, 8.G.A.3, 6.G.A.3

Standards-aligned

Blanca Sakhapour

Used 5+ times

FREE Resource

17 Slides • 12 Questions

Dropdown

Use vector notation to express the translation below.

"Translation of seven units to the left."

T_<

Dropdown

Use arrow notation to express the translation below.

"Translation of three unit to the right and 5 units down."

(x, y) →(x

, y -

)

Multiple Choice

Try This!

Change from Arrow notation to Vector notation.

(x, y) →(x - 6, y + 9)

T_{<-6, -9>}

T_{<6, -9>}

T_{<-6, 9>}

T_{<6, 9>}

Match

Example 1

Match the following.

(-5, 1)

(-6, -3)

(-4, -1)

Match

Example 2: Match the following.

(-2, 4)

(0, 4)

(2, 2)

(-2, 2)

Dropdown

Write the rule for the translation shown.

(x +

, y -

)

Fill in the Blanks

According to the definition of isometry, a pre-image and its image are congruent.

That is, corresponding sides have the same

and corresponding

angles have the same measure.

Math Response

Example 4

a. What is the length of segment Q'R'?

Type answer here

Deg^°

Rad

Dropdown

Example 4

b. Write a rule to describe the translation of QRST.

T_<

Drag and Drop

Try This!

The length of segment N'M' is

units.

The rule that describes the transformation is

"KLMN is translated

units

and

units

Drag these tiles and drop them in the correct blank above

right

down

left

-4

-3

Graphing

Example 5

The point (-5, 7) is translated 11 units right and 16 units down.

What are the coordinates of the new point?

Poll

How comfortable are you with the concepts introduced in this lesson?

I am very comfortable with these concepts.

I understood most of the examples.

I understood part of the lesson.

Help!

Show answer

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