An altitude of a triangle is five-thirds the length of its corresponding base.If the altitude be increased by 4cm and the base be decreased by 2 cm,the area of the triangle remains the same.Find the base and the altitude of the triangle.
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5x/3Xx=(5x/3+4)X(x-2)
5x2/3=5x2/3-10x/3-8+4x
2x/3=8
x=12
altitude=20
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