mimacapa
22.04.2020 •
Mathematics
LOTS OF POINTS, EASY QUESTION
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Ответ:
1/3
Step-by-step explanation:
Take the model size and divide by the original size by using the length
7/21 = 1/3
The scale factor is 1/3
We check by using the width
5/15 = 1/3
Ответ:
(2a-2b)/(5a+5b)=2(a-b)/5(a+b)=2/5 *1/c=2/(5c)