Question

8. Find the cost of polishing a circular table-top of diameter 1.6 m, if
the rate of polishing is # 15/m². (Take A = 3.14)
9 SE
chane of a circle​

Answer 1

Step-by-step explanation:

area of circle

$\pi \: r {}^{2}$

D=1.6

R= .8

3.14*.8*.8

=2.0096

cost of polishing circular table

2.0096*15

30.144 Rr. Answer