A wire 44cm long is bent to form a square a ribbon 44 cm long is made to form circlular ring which encloses more area and by how much
Answers
Answered by
4
The perimeter of square = 44 cm
Hence side of the square is 44/4= 11 cm
Hence the area = 11²= 121 cm²
Circumference of ring =2πr=44
That gives r = 7 cm
Area enclosed by ring= πr²= 22*7²/7= 154 cm²
Ring encloses more area by 154-121=33 cm²
Hence side of the square is 44/4= 11 cm
Hence the area = 11²= 121 cm²
Circumference of ring =2πr=44
That gives r = 7 cm
Area enclosed by ring= πr²= 22*7²/7= 154 cm²
Ring encloses more area by 154-121=33 cm²
gautamisahoo:
please mark as best
yes
Similar questions