. How many square metre of glass will be required for a window, which has 12 panes, each measuring 25 cm by 16 cm?
Mathématiques
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Question
. How many square metre of glass will be required for a window, which has 12 panes, each measuring 25 cm by 16 cm?
1 Réponse
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1. Réponse huglengalere
Réponse:
Given length of the glass pane = 25 cm Breadth of the glass pane = 16 cm We know that area of rectangle = length x breadth Area of one glass pane = 25 cm x 16 cm = 400 cm2 = 0.04 m2 [Since 1 m2 = 10000 cm2] Thus, Area of 12 panes = 12 x 0.04 = 0.48 m2