please answer for my questions please.
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question 6 .
Given:
Diameter of cylindrical pillar=56 cm
Radius=28 cm= 0.28 cm
Height of pillar= 35 m
CSA of pillar= 2πrh
= 2 x 22/7 x 0.28 x 35
= 61.6 m²
CSA of 16 pillars = 61.6 x 16 = 985.6 m²
Cost of painting 16 pillars laterally = 985.6 x 5.5 = 5420.8 rupees.
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