The area of the rhombus ABCD is  .
.
Further explanation:
Formula used:
The area  of the rhombus is calculated as follows:
 of the rhombus is calculated as follows:

Here,  and
 and  is the length of the diagonals.
 is the length of the diagonals.
The distance  between the two points
 between the two points  and
 and  is calculated as follows:
 is calculated as follows:

Calculation:
The coordinates of the corner points of rhombus ABCD are A  ,B
,B  , C
, C  and D
 and D  .
.
The diagonals of the rhombus ABCD are AC and BD as shown in attached Figure 1.
The distance between the point A  and C
 and C  is calculated as follows:
 is calculated as follows:

Therefore, the length AC is  .
.
The distance between the point B  and D
 and D  is calculated as follows:
 is calculated as follows:

Therefore, the distance BD is  .
.
The area of the rhombus ABCD is calculated as follows:

Therefore, the value of  is
 is  .
.
Thus, the area of the rhombus ABCD is  .
.
Learn more:
1. Learn more about problem on coordinate of the graph brainly.com/question/1286775
2. Learn more about problem on equations brainly.com/question/1473992
3. Learn more about problem on triangles brainly.com/question/7437053
Answer details:
Grade: Middle school
Subject: Mathematics
Chapter: Quadrilateral
Keywords: Area, rhombus, distance, coordinate, diagonal, length, quadrilateral, ABCD, distance formula, mensuration, mathematics, corner points.