A circular sector is formed by a thread of length `l`, what is ratio of maximum area of sector thus formed to maximum area of rectangle formed by same thread.

If one rectangle is formed by 100 cm long wire then what can be maximum area of rectangle ?

The length of the perimeter of a sector of a circle is 20 cm, the maximum area of the sector is

The length and breadth of a rectangle are in the ratio 4:3 . Then what is the ratio of the area of the triangle formed by the parts of the diagonals with a long side to the area of the triangle formed by the parts of diagonals with a short side?

In a circle of radius 21cm, an arc subtends an angle of 60^(@) at the centre.Find: (i) the length of the arc (ii) area of the sector formed by the arc (iii) area of the segment formed by the corresponding chord

In a circle of radius 21cm, an arc subtends an angle of 60o at the centre.Find: (i) length of the arc (ii) area of the sector formed by the arc (iii) area of the segment formed by the corresponding chord of the arc.

Colt is formed mainly of a network of threads called

A wire of length 120cm is bent in the form of a rectangle. Find its dimensions if the area of the rectangle is maximum

What is the area of a sector of a circle of radius 5 cm formed by an arc of length 3.5 cm?

A small sphere of mass m is supended by a thread of length l. It is raised upto the height of suspension with thread fully stretched and released. Then, the maximum tension in thread will be