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7: In a triangle, if base = 20 m, height=21m,then its area is210 m^2420 m^241 m^2221 m^2​

Answer»
  • AREA of ∆ = ½ × H × b = ½ × 20 × 21 = 10 × 21 = 210 cm²
  • OPTION (a) = 210 cm² ☑✅

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