Geometry Problem 1515: Mastering Triangle Distance Calculation: Find the Distance from the Intersection of Medians to an Exterior Line. Difficulty Level: High School.

Geometry Problem 1515. Post your solution in the comment box below.
Level: Mathematics Education, K-12 School, Honors Geometry, College.

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Elearn Geometry Problem 237: Quadrilateral, Midpoints, Exterior line, Perpendicular lines

See complete Problem 237 at:
gogeometry.com/problem/p237_quadrilateral_midpoint_exterior_line_perpendicular.htm

Level: High School, SAT Prep, College geometry

Post your solutions or ideas in the comments.

Elearn Geometry Problem 236: Quadrilateral, Midpoints, Exterior line, Perpendicular lines

See complete Problem 236 at:
gogeometry.com/problem/p236_quadrilateral_midpoint_exterior_line_perpendicular.htm

Level: High School, SAT Prep, College geometry

Post your solutions or ideas in the comments.