Computer Mathematics Program to Triangle Area By Shoelace with Explanation
Computer Mathematics
Medium
Geometry
29 views
1 min read
92 words
This problem helps you practice core Computer Mathematics fundamentals in a practical way. It builds intuition around area, triangle, shoelace. Let’s break it down step by step so you can implement it confidently.
Problem Statement
Compute area of triangle from 3 points (2D).
Input Format
Six numbers x1 y1 x2 y2 x3 y3.
Output Format
Area with 1 decimal.
Constraints
|coords|
Code Solution
This explanation is written for learning purposes and to help beginners understand the concept clearly.
Area = abs(x1(y2-y3)+x2(y3-y1)+x3(y1-y2))/2.
Common Mistakes
- Misreading input/output format.
- Not handling constraints and edge cases.
- Off-by-one errors in loops.
- Forgetting to reset variables between test cases (if any).
Solution Guide
Problem
Compute area of triangle from 3 points (2D).
Input / Output
Input
Six numbers x1 y1 x2 y2 x3 y3.
Output
Area with 1 decimal.
Details
Common Mistakes
- Misreading input/output format.
- Not handling constraints and edge cases.
- Off-by-one errors in loops.
- Forgetting to reset variables between test cases (if any).
Difficulty
Medium
Computer Mathematics
Official Solution
Area = abs(x1(y2-y3)+x2(y3-y1)+x3(y1-y2))/2.
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