Mathematics
A sheet is 11 cm long and 2 cm wide. Circular pieces 0.5 cm in diameter are cut from it to prepare discs. Calculate the number of discs that can be prepared.
Related Questions
Find the radius and circumference of a circle whose area is 144π cm2.
Find the perimeter of a semicircular plate of radius 3.85 cm.
In the figure (i) given below, AC and BD are two perpendicular diameters of a circle ABCD. Given that the area of shaded portion is 308 cm2, calculate :
(i) the length of AC and
(ii) the circumference of the circle.
If the area of the semi-circular region is 77 cm2, find its perimeter.