jalaholmes2027
01.02.2022 •
Mathematics
QUESTION ON PIC THX!
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Ответ:
Ответ:
314.16cm²
Step-by-step explanation:
diameter= 20cm
radius=20/2
=10
πr²
=π×10²
=π×100
=314.159cm²
≈314.16cm²(2 decimal place)