An Isosceles Triangle Is Inscribed in a Semicircle,as Shown in the Diagram,and

Short Answer

An isosceles triangle is inscribed in a semicircle,as shown in the diagram,and it continues to be inscribed as the semicircle changes size.The area of the semicircle is increasing at the rate of 1 cm²/sec when the radius of the semicircle is 6 cm.
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-​How fast is the radius of the semicircle increasing when the radius is 6 cm? Include units in your answer.​ Round your answer to 3 decimal places.