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![Online Geometry](../problem/h_geometry_problem_910.jpg)
Geometry Problems 251-260: Parallelogram, Rectangle, Triangle, Square, Circle, Area,
Side, Equilateral, Isosceles, Centroid, Distance, Vertex, Circumcircle, Incircle, Tangent, Diagonal.
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![Geometry problems 251-260](geometry_problems_251_260_1.jpg) |
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![Elearning 251: Parallelogram](../problem/p251_parallelogram_area_17.jpg) |
Proposed Problem 251.
Parallelogram, sides, diagonals, squares, areas.
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![Rectangle, Isosceles Right Triangle, Square, Area](../problem/p252_rectangle_area_17.jpg) |
Proposed
Problem 252.
Rectangle, isosceles right triangle, square, area.
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![Elearning 253: Triangle, Centroid](../problem/p253_triangle_centroid_17.jpg) |
Proposed
Problem 253.
Triangle, Centroid, Vertices, Distances, Squares.
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![Elearning 254: Triangle and Centroid](../problem/p254_triangle_centroid_17.jpg) |
Proposed Problem 254.
Triangle, Centroid, Vertices, a Point, Distances, Squares.
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![Problem 254: Triangle and Centroid](../problem/p255_triangle_centroid_17.jpg) |
Proposed Problem 255.
Triangle, Centroid, Vertices, a Point, Distances, Squares.
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![Elearning 256: Equilateral triangle](../problem/p256_equilateral_triangle_1.jpg) |
Proposed Problem 256.
Equilateral Triangle, Circumcircle, Point, Vertices, Distances.
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![Problem 257: Equilateral triangle, circumcircle](../problem/p257_equilateral_triangle_1.jpg) |
Proposed Problem 257.
Equilateral Triangle, Circumcircle, Point, Vertices, Side, Distances,
Squares.
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![Elearning 258: Equilateral triangle, Incircle](../problem/p258_equilateral_triangle_1.jpg) |
Proposed Problem 258.
Equilateral Triangle, Circumcircle, Point, Vertices, Side, Distances,
Squares.
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![Elearning 259: Equilateral triangle, Incircle](../problem/p259_equilateral_triangle_1.jpg) |
Proposed Problem 259.
Equilateral Triangle, Incircle, Tangency Points, Side, Distances,
Squares.
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![Elearning 260: Problem about equilateral triangle](../problem/p260_equilateral_triangle_1.jpg) |
Proposed Problem 260.
Equilateral Triangle, Incircle, Tangency Points, Vertices, Distances,
Squares.
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![Geometry problems 241-250](geometry_problems_241_250_1.jpg)
![Geometry problems 261-270](geometry_problems_261_270_1.jpg)
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