A metallic disc is in the shape of a regular polygon of side 16cm and interior angle 150^o. The disc is 10mm thick and is...

      

A metallic disc is in the shape of a regular polygon of side 16cm and interior angle 150^o. The disc is 10mm thick and is made of metal whose density is 8.5g /cm³.
a) Determine the number of sides of the polygon.
b) Calculate to the nearest whole number:
i. The area of the polygon
ii. The volume of the disc
iii. The mass of the disc in kg

  

Answers

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sharon kalunda answered the question on August 23, 2019 at 07:49

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