A mirror of length 20 cm and width 15 cm is to be framed with the 2 cm wide frame. Find the area of the frame required. Also find the cost of framing @ Rupees 15 per cm square.
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Answer:
A=740
Cost=11100
Step-by-step explanation:
First we will find out Total Surface area of the frame by taking l=20cm,b=15cmand h=2cm
TSA=2(l×b+b×h+h×l)
=2(300+30+40)
=2×370
=740cm^2
Cost =740*15
11100
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