blackandredknight blackandredknight

25-03-2020
Mathematics

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The circumference of a circle is . What is the area of the circle in terms of ?

Respuesta :

richardjiang2004 richardjiang2004

25-03-2020

Answer:

[tex]\frac{225}{4}[/tex]π

Step-by-step explanation:

Formula for the circumference of a circle

2r(π)

Area of a circle

πr²

2r(π)=x

x/2(π)=r

π(x/2(π))²=Area

π(x²/4(π)²)=Area

(x²/4(π))=Area

(15π)²÷4π=Area

[tex]\frac{225}{4}[/tex]π

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