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Solving Quadratic Equations with Square Roots

Solving Quadratic Equations with Square Roots 1.22 - Solution

arrow_back Return to Solving Quadratic Equations with Square Roots
To find a circle's radius given it's area, we can look at the formula for the area of a circle. In the case of our exercise, the area, is . We can set up our quadratic and solve for the radius,
Solve for
Since we are computing length, we can disregard the negative root and say that the circle's radius, to the nearest tenth, is