Question

A mirror of length 20cm and width 15 cm is to be framed with a 2cm wide frame find the area of the frame required.Also, find the cost of framing at the rate of rupees15 per square cm

Answer 1

Step-by-step explanation:

The frame will have a width of 15 cm plus 2 cm on each side = 15 + 2 + 2 = 19 cm. The length will be 20 cm plus 2 cm on each side for a total length of 20 + 2 + 2 = 24 cm. 

The perimeter will be 2 (l + w)

= 2 x (19 + 24)

= 2 x 43

= 86 cm 

Answer 2

Answer:

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