Tell whether the two figures are similar . Explain your reasoning.

No, the ratio of corresponding sides are not equal

Yes, similar because they have the same shape and the same angles

Enlargement or reduction? Find the scale factor!

It's a reduction; the scale factor is 1/2.

It's a reduction; the scale factor is 2.

It's an enlargement; the scale factor is 2.

It's an enlargement; the scale factor is 1/2.

Similar Triangles and Dilations

Authored by Ms. Murphy Murphy

Mathematics

9th - 12th Grade

CCSS covered

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43 questions

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MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Are the triangles similar?

Yes

Tags

CCSS.HSG.SRT.A.2

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

The 2 shapes are similar. Solve for X.

2 ft

3 ft

4 ft

6 ft

Tags

CCSS.HSG.SRT.A.2

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

The 2 shapes are similar. Find x.

0.5

Tags

CCSS.HSG.SRT.A.2

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

Are the triangles similar?

Yes

Tags

CCSS.HSG.SRT.A.2

MULTIPLE CHOICE QUESTION

3 mins • 5 pts

Find side length X.

Tags

CCSS.HSG.SRT.A.2

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Solve for X.

2 ft

3 ft

4 ft

6 ft

Tags

CCSS.HSG.SRT.B.5

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

Are the triangles similar?

Yes

Tags

CCSS.HSG.SRT.A.2

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Similar Triangles and Dilations

Are the triangles similar?

The 2 shapes are similar. Solve for X.

The 2 shapes are similar. Find x.

Are the triangles similar?

Find side length X.

Solve for X.

Are the triangles similar?

Find side length X.

Find missing side

Choose the similarity statement for the triangles.

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