A rectangular table cloth measure 70 cm by 50 cm. When spread onthe table, it leaves a margin of 5 cm all around. Find the area of the table not covered by the cloth (margin)
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Leaving 5 Cm on all sides then we have to add 10cm(5cm+5cm) to find the area of the table then subtracted from the area of the table cloth.
Area = L × b
= 80[ 70 + 10 ] × 60[ 50 + 10 ]
= 48000 Cm²
Area of Table Cloth = L × b
= 70 × 50
= 3500 Cm²
Area of Margin = 4800 Cm² - 3500 Cm²
= 1300 Cm²
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