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Scale Corresponding Lengths - Practice 2

In similar figures, corresponding lengths have the same scale factor.

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In similar figures, corresponding lengths have the same scale factor. Match corresponding sides before forming a ratio; areas do not use the same multiplier as lengths.

Worked example

A side grows from 3 to 9, so the length scale factor is 3. A corresponding side of 5 becomes 15.

A side grows from 3 to 9, so the length scale factor is 3. A corresponding side of 5 becomes 15.
Worked model: A side grows from 3 to 9, so the length scale factor is 3. A corresponding side of 5 becomes 15.
Question 1 Similar figures have length scale factor 3 from small to large. A small side is 7 cm. How long is its corresponding large side?
Question 2 Similar figures have length scale factor 3 from small to large. A small side is 8 cm. How long is its corresponding large side?
Question 3 Similar figures have length scale factor 3 from small to large. A small side is 9 cm. How long is its corresponding large side?
Question 4 Similar figures have length scale factor 3 from small to large. A small side is 10 cm. How long is its corresponding large side?
Question 5 Similar figures have length scale factor 3 from small to large. A small side is 11 cm. How long is its corresponding large side?