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Find the area of a triangular park whose sides are 30 cm 25 cm and 15 cmstep by step |
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Answer» Given : A triangle whose sides are 30cm, 25cm and 15 cmPerimeter = SUM of all sides = (30 + 25 + 15) CM = 70 cmS = Perimeter / 2 = (70 / 2 ) cm = 35 cm Area of triangle = root under( s (s-a) (s-b) (s-c)) = root under(35(35-30)(35-25)(35-15) = root under (35×5×10×20) = root under (5×7×5×5×2×5×4) = 50 root under(14)root under stands for this |
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