Mathematics · Mensuration
The circumference of a circle is equal to the perimeter of a rectangle whose length and breadth are in the ratio 5 : 6 respectively. If the area of the rectangle is 1,080 cm2, then find the radius of the circle. (Take π = 227)
- 128 cm
- 221 cm✓
- 318 cm
- 414 cm
Correct answer
21 cm
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