Math Problem Statement
in a square field of side x+2y there is a circular path of radius x+y Calculate the area of the remaining field and also find the cost of levelling the land at rate of x2 +2x-4
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Algebra
Area Calculation
Polynomial Multiplication
Formulas
Area of square = (side)^2
Area of circle = π(radius)^2
Remaining area = Area of square - Area of circle
Cost = (rate) × (remaining area)
Theorems
Area formulas for squares and circles
Polynomial expansion
Suitable Grade Level
Grades 10-12
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