contestada

Rewrite the formula for area of a circle to find the radius of a circle.
The area of a circle (A) is given by the formula where r is the circle's radius. The formula to find r is . If and , r is centimeters.

Respuesta :

lucic

Answer:

r=√ {A/[tex]\pi[/tex]}

Step-by-step explanation:

Area of a circle is given by = [tex]\pi[/tex] r²

A=[tex]\pi[/tex] r²

Making r the subject of the fomula

r² = A/[tex]\pi[/tex]

eliminating the square

r=√ {A/[tex]\pi[/tex]}

Otras preguntas