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jacky852
03.05.2021 •
Mathematics
Answer the question below (pre algebra)
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Ответ:
The scale factor expressed as a fraction is 4/5
Since the right triangle on the right is a scaled copy of the right triangle on the left, then the ratio of their similar sides is equal to the scale factor.
This is expressed as:
Taking the ratio of the fractions
Similarly for![\frac{12}{15}](/tpl/images/0849/1709/de791.png)
This shows that![\frac{20}{25} = \frac{12}{15} = \frac{4}{5}](/tpl/images/0849/1709/aacf7.png)
Hence the scale factor expressed as a fraction is 4/5
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