Attention Math

Class 10 · Chapter 7 · Coordinate geometry

Coordinate Geometry

Distances and dividing points, read straight off the coordinates.

Source: NCERT Mathematics, Class 10

  1. 7.1The Distance FormulaAttention · Look at the differences: they are the legs of a right triangle.8 min
  2. 7.2The Section FormulaAttention · Look at which weight goes with which end: they cross over.12 min
  3. 7.3The Mid-pointAttention · Look for the average: add the coordinates, then halve.6 min
  4. 7.4Where an Axis Cuts a SegmentAttention · Look at which coordinate the axis makes zero.10 min

Problems

The clue is in the question

All 1 problem
  1. 1A point on the axisFind the point on the x-axis which is equidistant from (2, −5) and (−2, 9).Lens · The tightest constraintNCERT Ex 7.1 Q7