Unit 3 Review

Unit 3 Review

Assessment

Flashcard

Mathematics

7th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the height of Marvin if his son is 3 ft tall and casts a shadow of 1 ft while Marvin casts a shadow of 2.5 ft?

Back

7.5 ft

2.

FLASHCARD QUESTION

Front

If two triangles are similar, what can be said about their corresponding sides?

Back

The ratios of the corresponding sides are equal.

3.

FLASHCARD QUESTION

Front

What is a proportion?

Back

When two ratios are equivalent and show the same value.

4.

FLASHCARD QUESTION

Front

Are two shapes similar if their corresponding sides have different ratios?

Back

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

5.

FLASHCARD QUESTION

Front

If the distance between two cities on a map is 4.125 inches and the scale is 2 inches = 40 miles, what is the actual distance?

Back

82.5 miles

6.

FLASHCARD QUESTION

Front

What is the formula to find the height of an object using similar triangles?

Back

Height of object = (Height of shadow) * (Height of object with known shadow) / (Length of shadow of known object)

7.

FLASHCARD QUESTION

Front

If a triangle has sides of lengths 3, 4, and 5, what type of triangle is it?

Back

It is a right triangle.

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