A carpenter makes a letter box which has a volume of 11200cm³. The base has an area of 560cm². What is the height of the letter box?
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Volume =11200 cubic.cm As we know that volume = l×b×h Base of letter box must be rectangle So area of rectangle =l×b =560 sq.cm By putting the value of l×b in formula of volume A/q L×b×h=11200cm³ 560 ×h=11200 H=11200cm³/560cm² H=20 cm
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