Saved Bookmarks
| 1. |
the circumference of a circle is equal to the perimeter of a square. The area of a square is 484 square meter. Find the area of the circle |
|
Answer» Answer: 616m² Step-by-step explanation: 484 = s² s = √484 = 22m PERIMETER of square = 4×s = 4×22 = 88m Hence, Circumference of circle = 88m (circumference of circle = perimeter of square ) 2πr = 88 2×22/7×r = 88 r = 88×7/22×2 = 14m Area of circle = πr² = 22/7×14² = 616m² |
|