19,805 rounded to the nearest ten is 19,810
19,805 rounded to the nearest hundred is 19,800
19,805 rounded to the nearest thousand is 20,000
I apologize, this very late, but for future viewers this will help you.
Answer:
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Step-by-step explanation:
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For A its 10 Feet because if each unit is 5 feet and there are 2 units then its 10 feet and then B is 35 because seven units means 5 x 7 then 35feet is the answer