Solve the following questions using Heron's formula.
0 Find the area of a quadrilateral park ABCD in which AB = 26 m, BC = 27
CD = 7 m, AD = 24 m and ZD = 90°
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heron formula =√s(s-a) (s-b) (s-c) (s-d)(s-z) , s=a+b+c s= 26+27+7 s= 53+7 s=60 √60(60-26) (60-27) (60-7) (60-24) √60×34×33×53×36 √6×10×17×2×11×3×53×4×9 √2×3×2×5×17×2×11×3×53×2×2×3×3 √2×3×5×17×2×11×53×2×3 √2×3×5×17×11×53×2 5×17×11×53√2×3 49555√2×3 49555√6×90° 49555√540° so answer =49555√540°
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