Question: Java: Step 1: Ask user to input the radius r Step 2: If the value of R is 0, then print an error message Step

Java: Step 1: Ask user to input the radius r

Step 2: If the value of R is 0, then print an error message

Step 3: If user enter rec, then use rec area calculation(Assume l and w are same as R)

Step 4: If user enter circle, the use 3.14 * r* r

If you want to calculate circle, then enter 0 or 1

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