marwilliams78 marwilliams78

09-06-2015
Mathematics

contestada

A circle flower garden has a radius of 4.5 feet. What is the circumference of the flower garden? (Express your answer using π.)

4.5π feet

9π feet

20.25π feet

10π feet

Respuesta :

annabellthegrea annabellthegrea

09-06-2015

First, use the equation for circumference:
c= 2πr
now plug in what you know:
c= 2π(4.5)
c= 9π

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