Similar Figures and Scale Factors

Similar Figures and Scale Factors

Assessment

Flashcard

Mathematics

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the scale factor from ΔDEF to ΔABC if the sides of ΔDEF are half the length of the corresponding sides of ΔABC?

Back

1/2

2.

FLASHCARD QUESTION

Front

Two objects that are the same shape but not the same size are _______.

Back

Similar

3.

FLASHCARD QUESTION

Front

Are all angles in similar figures congruent? (True/False)

Back

True

4.

FLASHCARD QUESTION

Front

If the scale is 1cm = 8km, and two cities are 24cm apart on the map, what is the actual distance between the two cities?

Back

192 km

5.

FLASHCARD QUESTION

Front

If the sides of two similar triangles are in the ratio 3:5, what is the scale factor from the smaller triangle to the larger triangle?

Back

5/3

6.

FLASHCARD QUESTION

Front

What do we call figures that have the same shape but different sizes?

Back

Similar figures

7.

FLASHCARD QUESTION

Front

If a triangle has sides of lengths 6, 8, and 10, and is similar to another triangle with a side length of 12, what is the length of the corresponding side?

Back

16

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