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A scarf 2.5 m long and 1 m wide has a lace border 10 cm wide along its two long edges only. What is the area of the lace?

Class 7Area of Paths and BordersPerimeter and Area

A $0.5 m^{2}$
B $0.66 m^{2}$
C $0.25 m^{2}$
D $1 m^{2}$

Step-by-Step Solution

Each strip:

2.5 \times 0.1 = 0.25 m^{2}

. Two strips:

0.5 m^{2} . (0.66 m^{2}

would be a border on all four edges.)

Answer: A)

0.5 m^{2}

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