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प्रश्न
The formula used to find the area of the rectangular path is
विकल्प
π(R2 – r2) sq.units
(L × B) – (l × b) sq.units
LB sq.units
lb sq.units
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उत्तर
The formula used to find the area of the rectangular path is (L × B) – (l × b) sq.units
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