Consider 2-D geometry and assume that the points are given in form of rows of a matrix. Find the area of polygon enclosed by the points.
Example:
A = [1 2;4 5; 6 7], represents points (1,2),(4,5) and (6,7)
Note :
- There are no repeated rows in matrix.
- There are at least 3 rows in matrix.
- Coordinates in matrix are arranged in counter-clockwise direction.
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Problem Comments
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3 Comments
George-Felix Leu
on 2 Jan 2016
Do you mean "Coordinates in matrix are arranged in counter-clockwise direction"?
Shishir Patel
on 3 Jan 2016
Yes. They are assumed to be in counter clockwise to match up with the test suites. Thanks. I have updated the definition.
goc3
on 2 Jan 2018
Additional test cases have been added.
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