ant5784tgi
01.03.2021 •
Mathematics
Value of π =3.14. Find the area and perimeter of a circle of diameter 4cm
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Ответ:
Step-by-step explanation:
If diameter=4cm,then radius=4÷2=2cm
Area of a circle=πr²
=3.14×2²
=3.14×4
=12.56cm²
Per
Ответ:
B
Step-by-step explanation:
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