On the GMAT, ensure 'completing' each section.- "no attempts" attract greater penalty than "negative attempts" do.
Similar Triangles
All angles are equal.Hence, shape is the same. Size may differ.All corresponding sides, medians, and angle bisectors are in the same ratio; say "k".Areas are in ratio "k^2".
The mind-map-strategy for RCs
1.Skim through the first paragraph.Take your eyes off the screen.
2. Ask yourself the paragraph's "purpose" .Purpose is always very, very brief.Avoid paraphrasing the details.
3. Skim through the next paragraph.Take your eyes off.Ask yourself the paragraph's "purpose".Link the purpose of the first paragraph with that of the second.
4. Keep repeating Step 3 for all the subsequent paragraphs.