Shade the regions in the circle. i) Sector with red, ii) Minor segment with yellow.

Shade the different portions of a circle with colours? a) Minor segment with red colour, b) Semi – circle with green colour, c) Sector with yellow colour.

A chord of a circle of radius 12 cm subtends an angle of 120^(@) at the centre . Find the area of the area of the corresponding minor segment of the circle . (Use pi=3.14andsqrt(3)=1.732 )

In a circle of radius 12 cm, a chord subtends an angle of 120^@ at the centre. Find the area of the corresponding minor segment of the circle.(Use pi=22/7 and sqrt3=1.732 )

A chord of a circle of radius 14 cm subtends a right angle at the centre. Find the areas of the minor and major segments of the circle.

In a circle of radius 10 cm, a chord subtends a right angle at the centre. Find the area of the corresponding: (use pi = 3.14) Minor segment

Which of the following has a definite length? i) Line, ii) Point, iii) Line segment, iv) Ray.

A chord of circle of radius 10 cm subtends a right angle at the centre . Find the area of the corresponding : Minor segment

Draw a circle, and show the following parts in a circle. a) vec(AB) diameter, b) vec(XY) segment, c) OPQ sector, d) vec(CD) chord.

The wavelength of light in the visible region is about 390 nm for violet colour, about 550 nm (average wavelength ) for yellow - green colour and about 760 nm for red colour . (a ) What are the energies of photons in (ev) at the (i) violet end, (ii) average wavelength , yellow - green colour , and (ii) red end of the visible spectrum ? (Take h = 6.63 xx 10^(-34) J s and 1 eV= 1.6 xx 10^(-19) J ) ,