The triangles are similar. State the reason and complete the similarity statement. **Draw and write down the correct answer

$$\Delta DEF\sim\Delta DRS$$ by $$SAS\sim$$

$$\Delta DEF\sim\Delta RDS$$ by undefined

$$\Delta DEF\sim\Delta DRS$$ by $$SSS\sim$$

$$\Delta DEF\sim\Delta RDS$$ by $$AA\sim$$

The triangles are similar. State the reason and complete the similarity statement. **Draw and write down the correct answer

$$\Delta RST\sim\Delta RHG$$ by $$SAS\sim$$

$$\Delta RST\sim\Delta RHG$$ by $$SSS\sim$$

$$\Delta RST\sim\Delta GHR$$ by $$SAS\sim$$

$$\Delta RST\sim\Delta RGH$$ by $$AA\sim$$

The triangles are similar. State the reason and complete the similarity statement.

$$\Delta LMN\sim\Delta LGF$$ by $$SAS\sim$$

$$\Delta LMN\sim\Delta GLF$$ by $$AA\sim$$

$$\Delta LMN\sim\Delta GLF$$ by $$SAS\sim$$

$$\Delta LMN\sim\Delta LGF$$ by $$AA\sim$$

The triangles are similar. State the reason and complete the similarity statement.

$$\Delta JKL\sim\Delta JCD$$ by $$SAS\sim$$

$$\Delta JKL\sim\Delta JDC$$ by $$SAS\sim$$

$$\Delta JKL\sim\Delta DCJ$$ by $$SAS\sim$$

$$\Delta JKL\sim\Delta CJD$$ by $$SAS\sim$$

The triangles are similar. State the reason and complete the similarity statement. **Draw and write down the correct answer

$$\Delta JKL\sim\Delta ABC$$ by $$SSS\sim$$

$$\Delta JKL\sim\Delta BCA$$ by $$SSS\sim$$

$$\Delta JKL\sim\Delta CAB$$ by $$SSS\sim$$

$$\Delta JKL\sim\Delta BCA$$ by $$SSS\sim$$

Which of the following is a viable method of proving one triangle is similar to another?

Show that 2 angles of one triangle are congruent to 2 angles of another.

Show that 3 sides of one triangle are congruent to 3 sides of another.

Show that 2 sides of one triangle & their included angle are congruent to 2 sides of another & their included angle.

Show a sequence of rigid transformations (rotation, slide, reflection) map one triangle onto the other.

Which of the following is a viable method of proving one triangle is similar to another? Takes notes on this and the explanation *

Show a sequence of rigid transformations (rotation, slide, reflection), plus a dilation map one triangle onto the other.

Show that 3 sides of one triangle are congruent to 3 sides of another.

Show that 2 sides of one triangle & their included angle are congruent to 2 sides of another & their included angle.

Show that 2 angles of one triangle are similar to 2 angles of another.

Which of the following is NOT true about similar figures?

B) Similar figures always have the same size.

A) Similar figures always have the same shape.

C) Similar figures always have corresponding angles that are equal.

D) Similar figures always have corresponding sides that are proportional.

Similar Triangles

Quiz

•

Mathematics

•

9th - 12th Grade

•

Practice Problem

•

Hard

•

CCSS

HSG.SRT.A.2, HSG.SRT.A.3, HSG.SRT.B.5

+1

Standards-aligned

Amy McGraw

FREE Resource

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5

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Similar Triangles

23 questions

Determine if the triangles are similar and if they are, what postulate proves them to be similar.**Draw and write down the correct answer

Determine if the triangles are similar and if they are, what postulate proves them to be similar.**Draw and write down the correct answer

Determine if the triangles are similar and if they are, what postulate proves them to be similar.

Determine if the triangles are similar and if they are, what postulate proves them to be similar.

Determine if the triangles are similar and if they are, what postulate proves them to be similar.**Draw and write down the correct answer

Determine if the triangles are similar and if they are, what postulate proves them to be similar.**Draw and write down the correct answer

Determine if the triangles are similar and if they are, what postulate proves them to be similar.**Draw and write down the correct answer

Determine if the triangles are similar and if they are, what postulate proves them to be similar.

Determine if the triangles are similar and if they are, what postulate proves them to be similar.

The triangles are similar. State the reason and complete the similarity statement.**Draw and write down the correct answer

The order of the points matter! Make sure congruent angles are in the same place.

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Determine if the triangles are similar and if they are, what postulate proves them to be similar.
**Draw and write down the correct answer

Determine if the triangles are similar and if they are, what postulate proves them to be similar.
**Draw and write down the correct answer

Determine if the triangles are similar and if they are, what postulate proves them to be similar.
**Draw and write down the correct answer

Determine if the triangles are similar and if they are, what postulate proves them to be similar.
**Draw and write down the correct answer

Determine if the triangles are similar and if they are, what postulate proves them to be similar.
**Draw and write down the correct answer

The triangles are similar. State the reason and complete the similarity statement.
**Draw and write down the correct answer