The area of a parallelogram whose diagonals are P= 2î +3j and Q = i +4j is a) 5 sq.units. b)10 sq.unitsc) 20 sq.units. d) 2.5 sq.units

The area of a parallelogram whose diagonals are P= 2î +3j and Q = i +

1.	The area of a parallelogram whose diagonals are P= 2î +3j and Q = i +4j is a) 5 sq.units. b)10 sq.unitsc) 20 sq.units. d) 2.5 sq.units
Answer» (d) 2.5 sq. units.Explanation:AREA of a parallelogram with it's diagonals GIVEN isHere, d₁ = 2I + 3jAnd, d₂ = 1i + 4jHence, (d₁ × d₂)HENCE, area of parallelogram,

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The area of a parallelogram whose diagonals are P= 2î +3j and Q = i +4j is a) 5 sq.units. b)10 sq.unitsc) 20 sq.units. d) 2.5 sq.units

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