Similar Triangles Proportions

Similar Triangles Proportions

Assessment

Flashcard

Mathematics

9th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What are similar triangles?

Back

Triangles that have the same shape but may differ in size. Their corresponding angles are equal, and their corresponding sides are in proportion.

2.

FLASHCARD QUESTION

Front

What is the scale factor in similar triangles?

Back

The ratio of the lengths of corresponding sides of two similar triangles.

3.

FLASHCARD QUESTION

Front

If two triangles are similar, how do you find a missing side length?

Back

Use the proportion of the corresponding sides to set up a ratio and solve for the missing length.

4.

FLASHCARD QUESTION

Front

What is the relationship between the angles of similar triangles?

Back

The corresponding angles of similar triangles are equal.

5.

FLASHCARD QUESTION

Front

How do you determine if two triangles are similar?

Back

Two triangles are similar if they have two pairs of corresponding angles equal (AA criterion) or if the sides are in proportion (SSS or SAS criteria).

6.

FLASHCARD QUESTION

Front

If triangle ABC is similar to triangle DEF, and AB = 4, DE = 8, what is the scale factor?

Back

The scale factor is 2 (8/4).

7.

FLASHCARD QUESTION

Front

Solve for x: 3/10 = (2x + 4)/30

Back

x = 3.

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