A brooch is made with silver wire in the form of a circle with diameter 35 mm. The wire also used in making 5 diameters which divide the circle into 10 equal sectors as shown in Fig. 15.16. Find:   (i) the total length of the silver wire required (ii) the area of each sector of the brooch.

A brooch is made with silver wire in the form of a circle with diameter 35 mm. The wire is also used in making 5 diameters which divide the circle into 10 equal sectors as shown in the given figure. Find The total length of the silver wire required. (Use pi = (22)/(7) )

A brooch is made with silver wire in the form of a circle with diameter 35mm .The wire is also used in making 5 diameters which divide the circle into 10 equal sectors.Find : (i) the total length of the silver wire required.(ii) the area of each sector of the brooch.

A brooch is made with silver wire in the form of a circle with diameter 35 mm. The wire is also used in making 5 diameters which divide the circle into 10 equal sectors as shown in the given figure. Find The area of each sector of the brooch. (Use pi = (22)/(7) )

A brooch is a small piece of jewellery which has a pin at the back so it can be fastened on a dress, blouse or coat.Designs of some brooch are shown below. Observe them carefully. Design A: Brooch A is made with silver wire in the form of a circle with diameter 28mm. The wire used for making 4 diameters which divide the circle into 8 equal parts. Design B: Brooch b is made two colours_ Gold and silver. Outer part is made with Gold. The circumference of silver part is 44mm and the gold part is 3mm wide everywhere. Refer to Design A The area of each sector of the brooch is

A brooch is a small piece of jewellery which has a pin at the back so it can be fastened on a dress, blouse or coat.Designs of some brooch are shown below. Observe them carefully. Design A: Brooch A is made with silver wire in the form of a circle with diameter 28mm. The wire used for making 4 diameters which divide the circle into 8 equal parts. Design B: Brooch b is made two colours_ Gold and silver. Outer part is made with Gold. The circumference of silver part is 44mm and the gold part is 3mm wide everywhere. Refer to Design A The total length of silver wire required is

A brooch is a small piece of jewellery which has a pin at the back so it can be fastened on a dress, blouse or coat.Designs of some brooch are shown below. Observe them carefully. Design A: Brooch A is made with silver wire in the form of a circle with diameter 28mm. The wire used for making 4 diameters which divide the circle into 8 equal parts. Design B: Brooch b is made two colours_ Gold and silver. Outer part is made with Gold. The circumference of silver part is 44mm and the gold part is 3mm wide everywhere. Refer to Design B The difference of areas of golden and silver parts is

A brooch is a small piece of jewellery which has a pin at the back so it can be fastened on a dress, blouse or coat.Designs of some brooch are shown below. Observe them carefully. Design A: Brooch A is made with silver wire in the form of a circle with diameter 28mm. The wire used for making 4 diameters which divide the circle into 8 equal parts. Design B: Brooch b is made two colours_ Gold and silver. Outer part is made with Gold. The circumference of silver part is 44mm and the gold part is 3mm wide everywhere. Refer to Design B The circumference of outer part (golden) is

A brooch is a small piece of jewellery which has a pin at the back so it can be fastened on a dress, blouse or coat.Designs of some brooch are shown below. Observe them carefully. Design A: Brooch A is made with silver wire in the form of a circle with diameter 28mm. The wire used for making 4 diameters which divide the circle into 8 equal parts. Design B: Brooch b is made two colours_ Gold and silver. Outer part is made with Gold. The circumference of silver part is 44mm and the gold part is 3mm wide everywhere. Refer to Design B A boy is playing with brooch B. He makes revolution with it along its edge. How many complete revolutions must it take to cover 80 pi mm ?

In a circle of radius 6cm, a chord of length 10 cm makes an angle of 110o at the centre of the circle.Find (i) the length of the arc AB, (ii) the area of the sector OAB .