11/18 7TH gRADE

Presentation

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Mathematics

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7th Grade

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Medium

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CCSS

7.RP.A.2, 7.RP.A.3, 7.G.B.5

Standards-aligned

Kimberly Kautzman

Used 3+ times

FREE Resource

7 Slides • 11 Questions

Similar Shapes

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Multiple Choice

Similar or congruent?

Similar

Congruent

No relationship

Multiple Choice

Are the following similar? Why or why not?

Yes

No, the corresponding angles are not equal.

No, the ratios of the corresponding sides are not equal.

Multiple Choice

Find the length of x

x = 1

x = 2

x = 7

x = 1/7

Multiple Choice

Triangle ABC and XYZ are similar. Use your knowledge of scale factor to find the length of X.

100

Multiple Choice

Similar or Congruent?

No relationship

Similar

Congruent

Similarity
What? I will have the ability to identify similar shapes and compare the images.
Why? This is important because it is going to help me succeed in the up coming lesson.
How? I will know I have mastered this lesson by answering all the upcoming questions correctly, participate and explain my thinking.

Similar figures- Figures that have the same shape but different size. (think dilations!)
- Corresponding angles are congruent.
- Corresponding sides are in proportion.
- The symbol in ~.

Vocab:

Angles of similar shapes

No matter how much smaller or bigger a shape is the angles are ALWAYS going to be the same/ congruent.
DISCUSSION: Think back to angle placement. What is corresponding angles and what do we know about them? Talk to your partner, be prepared to share.

Corresponding Angles are congruent.

Multiple Choice

What angle is congruent and corresponding to angle R.

Multiple Choice

What angle is congruent and corresponding to angle M.

Sides that will be compared to each other:
1. JL ~ PN
2. KL ~ MN
3. JK ~ PM

Example

Corresponding sides will be compared to each other

Sides of similar shapes

Multiple Choice

Polygons that have the same shape and size are called

Shapes

Congruent

Similar

I am not sure

Multiple Choice

Polygons that have the same shape but their size is scaled up or down are called

Shapes

Congruent

Similar

I am not sure

Proportional Sides

Multiple Choice

What line is corresponding with PQ?

Similar Shapes

Show answer

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