brianna137 brianna137

09-12-2017
Mathematics

contestada

If the radius is 10.4 what is the diameter,circumference, and the area

Respuesta :

helpmetnx helpmetnx

09-12-2017

Diameter = 2r
so
d = 10.4 * 2
d = 20.8

Circumference = 2 pi r
C = 2 (3.14) (10.4)
C = 65.312

Area = pi r^2
A = (3.14) (10.4)^2
A = 339.6224
A ≈ 340

Just get the formula, then plug in the given

Hope this helps :)

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