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Question
A small indoor greenhouse is made entirely of glass panes held together with tape. It is 30 cm long, 25 cm wide and 25 cm high. How much of tape is needed for all the 12 edges?
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Solution
Given,
Length, l=30 cm
Breadth, b=25 cm
Height, h=25 cm
Length of the tape
= sum of all the edges of the green house
=4l+4b+4h
=(4×30)+(4×25)+(4×25)
=320 cm
Given,
Length, l=30 cm
Breadth, b=25 cm
Height, h=25 cm
Length of the tape
= sum of all the edges of the green house
=4l+4b+4h
=(4×30)+(4×25)+(4×25)
=320 cm
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