jadalynpatterson64 jadalynpatterson64

03-06-2020
Mathematics

contestada

A circle has a circumference of 32.4 mm. Find the radius and the diameter. Round your answers to two decimal places.
5.16 mm; 10.31 mm
10.31 mm; 5.16 mm
5.16 mm; 2.58 mm
2.58 mm; 5.16 mm

A circle has a circumference of 324 mm Find the radius and the diameter Round your answers to two decimal places516 mm 1031 mm1031 mm 516 mm516 mm 258 mm258 mm class=

Respuesta :

Isa0811 Isa0811

03-06-2020

Answer:

5.16 mm; 10.31 mm

Step-by-step explanation:

Circumference: [tex]C = 2\pi r[/tex]

So all you do is:

[tex]32.4=2\pi r\\32.4/2\pi = r\\5.16 = r[/tex]

and then the radius is just half of the diameter so

[tex]5.16*2=10.31[/tex]

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