Medians and centroid: 2:1 split and equal-area pieces

CAT has tested this idea 4 times across 4 papers, from 2017 to 2024. Solve one, and the others are the same method with different numbers or wording, which is why repeated concepts are the most efficient thing to practise.

Question	What it asks	Answer
CAT 2022 Slot 3 · QA Q7	medians meet at O; area of triangle EOD	9
CAT 2024 Slot 3 · QA Q7	medians meet midpoint triangle; area of XYZ	90
CAT 2017 Slot 1 · QA Q16	triangle GBC cut off at centroid	B
CAT 2019 Slot 2 · QA Q4	perpendicular medians of lengths 12 and 9	C

Part of Geometry (65 questions since 2017).