leena is painting a box. if she painted all the box except the top of the box,find the area of surface painted by her?length=6cm breadth=7cm and height=6cm.
Answers
Answered by
3
Answer:
198 cm^2
Step-by-step explanation:
2h(l+b)+lb=Lateral surface area and bottom
2*6(7+6)+7*6=Lareral surface area and bottom
=12(13)+42
156+42
198 cm^2
ansarisheenam108:
thnx for helping me....i m satisfied with ur answer
Answered by
5
Answer:198 cm^2
Step-by-step explanation:
Surface area painted by leena =
Lateral surface area of cuboid + area of rectangle
= 2 (bh+hl) + lb
=2 (7×6+6×6) + 7×6
=2 (42+36) + 42
=2×78 + 42
=156 +42
=198 cm^2
thnx for helping me....i m satisfied
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