Answer:
17.73 meters.
Step-by-step explanation:
Simple. Just multiply each number by .9 and add them together. This will turn them into meter form.
5*.9=4.5
6.5*.9=5.85
8.2*.9=7.38
Now add!
4.5+5.85=10.35
10.35+7.38=17.73
She will need 17.73 meters of fabric total.
Hope this helps!