# CBSE Class 10-Mathematics: Chapter – 7 Coordinate Geometry Part 10 (For CBSE, ICSE, IAS, NET, NRA 2022)

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**Question 23**:

Find the area of a rhombus if its vertices are and taken in order.

**Answer**:

Let A ,

Using Distance Formula to find length of diagonal AC, we get

Using Distance Formula to find length of diagonal BD, we get

**Question 24**:

Find the area of the triangle whose vertices are:

(i)

(ii)

**Answer**:

(i)

Area of Triangle

sq. units

(ii) Area of Triangle

## 3 Mark Questions

**Question 1**:

If are the vertices of a isosceles triangle, show that if

**Answer**:

**Question 2**:

Find the value of P if the point is equidistant from

**Answer**:

Let

(Given)