Changing a Scale

Question 1

Bianca makes a scale drawing of a rectangular garden. The length is 9 in., and the width is 6 in. Bianca changes the scale of the drawing from 1 in. : 3 ft to 1 in. : 4 ft. Which statement about the dimensions of the garden is true?

Revolt · Accepted Answer

The width of the garden under the new scale is 24 ft.

Question 2

The following show a change of scale made by an architect in one of his drawings. Which is the change in scale factor from the old scale to the new scale?

Revolt · Accepted Answer

8 to 1

Question 3

Thuy planned for a square table to have a side length of 30 in. but found that it could be a little bigger at 39 in. She found the change of scale below.What is Thuy’s error?

Revolt · Accepted Answer

Thuy should have written the ratio as .

Question 4

three

Revolt · Accepted Answer

Length A of Rasheeda’s garden is 27 ft.; Length B of the book’s garden is 12 ft.; Length A of the book’s garden is 9 ft longer than length A of Rasheeda’s garden.

Question 5

Tran planned a rectangular pool and made a scale drawing using centimeters as the unit of measurement. He originally planned for the length of the pool to be 40 m but decided to change it to 32 m. If the length of the pool in his scale drawing is 8 cm, which statement about the change of scale is true?

Revolt · Accepted Answer

One cm represented 5 m in the first scale, but now 1 cm represents 4 m in the second scale.

Changing a Scale Answers

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