Mathematics
A wire, when bent in the form of a square, encloses an area of 196 cm2. If the same wire is bent to form a circle, find the area of the circle.
Related Questions
A circular field of radius 105 m has a circular path of uniform width of 5 m along and inside its boundary. Find the area of the path.
A wire, when bent in the form of a square, encloses an area of 484 cm2. Find :
(i) one side of the square
(ii) length of the wire
(iii) the largest area enclosed, if the same wire is bent to form a circle.
The radius of a circular wheel is 42 cm. Find the distance traveled by it in :
(i) 1 revolution
(ii) 50 revolutions
(iii) 200 revolutions
The diameter of wheel is 0.70 m. Find the distance covered by it in 500 revolutions.
If the wheel takes 5 minutes to make 500 revolutions; find its speed in :
(i) m/s
(ii) km/hr