Question

A glass pane measures 20 cm by 15 cm. How many square centimeter of glass is
required, if the window has 16 panes?

Answer 1

multiple 20and 15

ans is 300

and 300 +16

ans is 316 ok

i hope its helpfull for you

Answer 2

length of glass pane =20cm

breadth of glass pane=15cm

Area of 1 glass pane = l×b = 20×15=300cm²

Area of 16 glass panes =16×300cm² = 4800cm²

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