shanehand89 shanehand89

05-11-2020
Mathematics

contestada

An equation is given: A=4πr2.

Solve the equation for r.

Respuesta :

nynyshonteise nynyshonteise

05-11-2020

Answer:

r=0.079577a or a/4[tex]\pi[/tex]

Step-by-step explanation:

a=(4)(3.141593)r

Step 1: Flip the equation.

12.566371r=a

Step 2: Divide both sides by 12.566371.

12.566371r

12.566371

=

a

12.566371

= 0.079577a

Answer Link

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