feliciaomosebi1 feliciaomosebi1

12-02-2021
Mathematics

contestada

Needs help: deals with area and circumference

Needs help deals with area and circumference class=

Respuesta :

agmckiernan agmckiernan

12-02-2021

Area of the big circle-area of the small circle is what you are looking for so
Big circle is (3.5)^2pi=12.25pi
Small circle is 4pi
12.25pi-4pi=8.25pi
8.25pi=26
26cm^2

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