Question

a lock of wood measures 3 by 1.5 by 8 how much would it cost to paint it at rate of 40 m2​

Answer 1

Answer:

Step-by-step explanation:

A block of wood measures 3m�1.5m�80cm.

= 300cm X 150cm X 80 cm

Surface Area = 2(lb+bh+lh)

2*(300*150+150*80+80*300)

=160,000 cm^2

cost to paint it at the rate of rs 40 per square cm?

multiply the area by the rate