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Firlakuza [10]
3 years ago
8

Help- Substitute the values for the area formula

Mathematics
1 answer:
Nadya [2.5K]3 years ago
3 0

Answer:

pie is known as 3.14  the radius is 19 the r^2 is 361

Step-by-step explanation:

pie is mathmatticly know as just 3.14 the radius is half the diameter and r^2 multiplys the radius by itself like 19 times 19

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