Find the radius of the circle in which a central angle of `80^@` intercepts an arc of length 32.4cm.(use pi=22/7)

Answer the following:Find the radius of the circle in which a central angle of 60^@ intercept an arc of length 37.4cm.(use pi=22/7)

Find the equation of the circle with centre: At (3,-2) and which cuts off an intercepts of length 6 units on the line 4x-3y+2=0 .

If the sector of a circle with radius 10 cm has central angle 18^(@) , find the area of the sector. (pi = 3. 14)

Find the equation of the circle passing through the origin and cutting intercepts of lengths 3 units and 4 unitss from the positive exes.

A sector of a circle with radius 10 cm has central angle 72^@ . Find the area of the sector (pi= 3.14)

Find the length of an arc of circle which subtends an angle of 108^@ at the centre, if the radius of the circle is 15cms.

Answer the following:The area of a circle is 81 pi sq.cm.Find the length of the arc subtending an angle of 300^@ at the centre and the area of the corresponding sector.

If radius of a circle is 4.3 cm, then find length of longest chord.

Select and write the correct answer from the given alternatives in each of the following:The length of an arc of a circle which subtends an angle of 108^@ at the centre,if the radius of the circle is 15cm is