Diagonals AC and BD of a trapezium ABCD with AB || DC intersect each other at thepoint O. Using a similarity criterion for two triangles, show that 𝑂𝐴/𝑂𝐶= 𝑂𝐵/𝑂𝐷.
Query: Draw a triangle ABC. Mark and mean the following on the triangle ABC. a. 3 points in the interior of the triangle b. Two points on the boundary of the triangle. c. Three points on the exterior of the triangle.