lcheng – Resources – GeoGebra

DSE2019Q19
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Regular Tetrahedron
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Sunrays with different angles
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Right Pyramids
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Angle between Two Planes (Basic)
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Pyramid with square base (angle between planes)
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Inclined plane (Angle between two planes)
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DSE15 Q19 Example
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Cube (Angle between a line and a plane)
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Enlargement and Reduction along x-axis
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Trigonometric ratios in four Quadrants
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Rotation Symmetry and Reflectional Symmetry of Regular Polygon
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Equidistant from a fixed point and a fixed line
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Equidistant from two parallel lines
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Property of Equilateral Triangle
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Sides Opposite Equal Angles
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Angle of Rotation
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Maintains two perpendicular lines
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Equidistant from two fixed lines
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Equal distance from two fixed points
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a fixed distance from a line
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a fixed distance from a line segment
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A fixed distance from a fixed point
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Locus of a parabola
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