three cubes of edge 10 cm each are placed side by side and stuck together. If the outer surface alone is painted at 2paise per cm square find the cost of painting
Answers
Answered by
34
length=10×3=30 cm
breadth= 10 cm
height= 10 cm
Surface area= 2(lb+bh+hl)
=2(300+100+300)
=2(700)
=1400 cm^2
Cost of painting=1400×2
=2800p
=28 rs.
happy new year to u and ur family.
hope it helps you. pls mark my answer as brainliest if it really helps u
breadth= 10 cm
height= 10 cm
Surface area= 2(lb+bh+hl)
=2(300+100+300)
=2(700)
=1400 cm^2
Cost of painting=1400×2
=2800p
=28 rs.
happy new year to u and ur family.
hope it helps you. pls mark my answer as brainliest if it really helps u
Answered by
6
Answer:
Step-by-step explanation:
length=10×3=30 cm
breadth= 10 cm
height= 10 cm
Surface area= 2(lb+bh+hl)
=2(300+100+300)
=2(700)
=1400 cm^2
Cost of painting=1400×2
=2800p
=28 rs.
Similar questions