1.

If 36x^4-30x^3+ 61x^2-mx+n is a perfect spuare.find the values of a and b​

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Perimeter of TRAPEZIUM = 104 m

Length of Non-parallel sides = 18 m and 22 m

Altitude = 16m

AREA of Trapezium = ½ × (SUM of parallel sides)×altitude ------ (1)

Sum of parallel sides = Perimeter - (sum of non-parallel sides) = 104 m - (18+22)m = 104–40 m = 64 m

From (1), Area of Trapezium = 0.5×64×16 = 512

Ans: Area of trapezium = 512 m²



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