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05.05.2021 •
Mathematics
The Area of a Circular plate is 625π square inches. If the Radius of the plate is tripled, what is the area of the new circle?
A) 1090π in. squared
B) 1270π in. squared
C) 6715π in. squared
D) 5625π in. squared
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Ответ:
5625in²
Step-by-step explanation:
Area=3.14r2
625=r²
r=25in
25x3=75
75²x3.14
Ответ:
He made an error in step 2 because you are supposed to do the inverse operations on the -3 which would be +3.