Go Further Solve the following problems. 1. What is the area of a circular park whose diameter is 124 m? 2. A circular pool has a radius of 13 m. What is its area? 3. The area of a circular radar or antenna is 28.26 sq m. Find its radius. 4. A circular grass lawn with 25 m in diameter is surrounded by a concrete path of 2 m wide. a. What is the area of the path? b. What is the area of the path and lawn combined?​