10 m long instead of S(U9. A brooch is made with silver wire in the form of acircle with diameter 35 mm. The wire is also used inmaking 5 diameters which divide the circle into 10ual sectors as shown in Fig. 12.12. Find:(0) the total length of the silver wire required.(ii) the area of each sector of the brooch.

10 m long instead of S(U9. A brooch is made with silver wire in the fo

1.	10 m long instead of S(U9. A brooch is made with silver wire in the form of acircle with diameter 35 mm. The wire is also used inmaking 5 diameters which divide the circle into 10ual sectors as shown in Fig. 12.12. Find:(0) the total length of the silver wire required.(ii) the area of each sector of the brooch.
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