Dawson14
contestada

A circular piece of glass has a radius of 0.8 meters. The glass sells for $4.60 per m².

What is the total cost of the circular piece of glass?

Use 3.14 for pi.

$2.01

$9.24

$23.11

$36.98

Respuesta :

Danielle546q
A=pi r^2 

then use your rate of $4.60/m^2 and multiply that by your area. 

A = 3.14 (.8^2) 

Cost = 2.01 m^2 $4.60/m^2 = $9.24

So your answer would be B
Yup its B i just took this test 

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