How many square metres of glass will be required for a window, which has 12 panes,each
pane measuring 25 cm by 16 cm.
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Step-by-step explanation:
l= 25cm
b=16cm
no. of panes= 12
no. of rectangular square meters required
12(l*b)
12(25cm*16cm)
12*400cm^2
4800cm^2
= 48m^2
or 48 square metres
hope this help
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