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A brooch is a small piece of jewellery w...

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

180 mm

B

200 mm

C

250 mm

D

280 mm

Text Solution

Verified by Experts

The correct Answer is:
B
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