Homework Explained - Math Practice 101

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Grade 8 HMH Go Math - Answer Keys
Chapter 9:Transformations and Congruence; Lesson 1: Properties of Translations

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### Guided Practice

• Question 1

Vocabulary A __________________is a change in the position, size, or shape of a figure.

• Question 2

Vocabulary When you perform a transformation of a figure on the coordinate plane, the input of the transformation is called the ________________, and the output of the transformation is called the_________________ .

• Type below:
• Question 3

Joni translates a right triangle 2 units down and 4 units to the right. How does the orientation of the image of the triangle compare with the orientation of the preimage?

•  Orientation is:
• Question 4

Rashid drew rectangle PQRS on a coordinate plane. He then translated the rectangle 3 units up and 3 units to the left and labeled the image P ′Q ′R ′S ′. How do rectangle PQRS and rectangle P ′Q ′R ′S ′ compare?

•  They are:
• Question 5

The figure shows trapezoid WXYZ. Graph the image of the trapezoid after a translation of 4 units up and 2 units to the left.

• Type below:

### ESSENTIAL QUESTION CHECK-IN

• Question 6

What are the properties of translations?

• Type below:

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