# CBSE Class 10-Mathematics: Chapter –7 Coordinate Geometry Part 8

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**Question 16:**

Find the values of y for which the distance between the points and is units.

**Answer:**

Using Distance formula, we have

Squaring both sides, we get

Solving this Quadratic equation by factorization, we can write

**Question 17:**

Find a relation between x and y such that the point is equidistant from the point and .

**Answer:**

It is given that is equidistant from and .

Using Distance formula, we can write

Squaring both sides, we get

**Question 18:**

Find the coordinates of the point which divides the join of and in the ratio .

**Answer:**

Let

Using Section Formula to find coordinates of point which divides join of and in the ratio , we get

Therefore, the coordinates of point are which divides join of and in the ratio .

**Question 19:**

Find the ratio in which the line segment joining the points and is divided by .

**Answer:**

Let divides line segment joining the points and in .

Using Section formula, we get

Therefore, the ratio is which is equivalent to .

Therefore, divides line segment joining the points and in .