AnswersFL-1205040-MJ Grade 7 Mathematics B -GFSolving Scale Problems Using Proportions

Solving Scale Problems Using Proportions Answers

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1
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Which statement is true about setting up a proportion to solve for the missing measure?

A
Corresponding parts must be in different positions.
B
Corresponding parts must be in the same position.
C
The two ratios are not equal.
D
The enlargement is not proportional to the original figure.
2
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Which of the following did you include in your response?

A
Vincent’s proportion is incorrect.
B
Corresponding parts are in different positions.
C
The heights and bases are in different positions.
5

Question text not available

Answers:
Blank 1:"6x"
Blank 2:"24"
6

Question text not available

Answers:
Selection 1:8/3 and 18/x
Selection 2:6.75 inches
7

Analyze Medea’s work. In which step did Medea make an error?

A
In step 1, the corresponding parts are in different positions.
B
In step 2, the cross products should be multiplied instead of being equal.
C
In step 3, she should have added instead of multiplying to simplify.
D
In step 4, she needed to divide 2 to both sides to get x = 4.
9

Question text not available

Answers:
Selection 1:x ft
Selection 2:Cross multiply.
Selection 3:1/4
11

Which of the following did you include in your response?

A
Set up a proportion.
B
Corresponding sides are in the same place in the proportion.
C
Use cross products in the proportion to solve for the unknown.

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