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Perimeter Calculator #3247
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Perimeter Calculator #3247
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3425aee
This program calculates perimeter
poorvadiwan 4893d67
Perimeter calculator
poorvadiwan 79630c1
Perimeter_changes
poorvadiwan c1a14f7
Perimeter changes 2
poorvadiwan 85a55d4
Perimeter changes 3
poorvadiwan efba519
Merge branch 'master' into working
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,38 @@ | ||
package com.thealgorithms.maths; | ||
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public class Perimeter { | ||
public static void main(String[] args) { | ||
System.out.println(perimeter_polygon(5,4)); | ||
System.out.println(perimeter_rectangle(3,4)); | ||
System.out.printf("%,3f",circumference(5)); | ||
} | ||
// Perimeter of different 2D geometrical shapes | ||
/** | ||
*Calculate the Perimeter of polygon. | ||
* @parameter length of side. | ||
* @parameter number of sides. | ||
* @return Perimeter of given polygon | ||
*/ | ||
public static float perimeter_polygon( int n, float side){ | ||
float perimeter = n*side; | ||
return perimeter; | ||
} | ||
/** | ||
*Calculate the Perimeter of rectangle. | ||
* @parameter length and breadth. | ||
* @return Perimeter of given rectangle | ||
*/ | ||
public static float perimeter_rectangle( float length, float breadth){ | ||
float perimeter = 2*(length + breadth); | ||
return perimeter; | ||
} | ||
/** | ||
*Calculate the circumference of circle. | ||
* @parameter radius of circle. | ||
* @return circumference of given circle. | ||
*/ | ||
public static double circumference( float r){ | ||
double circumference = 2*Math.PI*r; | ||
return circumference; | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,37 @@ | ||
package com.thealgorithms.maths; | ||
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import org.junit.jupiter.api.Assertions; | ||
import org.junit.jupiter.api.Test; | ||
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public class perimeterTest { | ||
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//Perimeter of polygon | ||
@Test | ||
void testcase1(){ | ||
Assertions.assertEquals(20.0,Perimeter.perimeter_polygon(4,5)); | ||
} | ||
@Test | ||
void testcase2(){ | ||
Assertions.assertEquals(30.0,Perimeter.perimeter_polygon(5,6)); | ||
} | ||
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//Perimeter of Rectangle | ||
@Test | ||
void testcase3(){ | ||
Assertions.assertEquals(18.0,Perimeter.perimeter_rectangle(4,5)); | ||
} | ||
@Test | ||
void testcase4(){ | ||
Assertions.assertEquals(14.0,Perimeter.perimeter_rectangle(4,3)); | ||
} | ||
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//Circumference of a circle | ||
@Test | ||
void testcase5(){ | ||
Assertions.assertEquals(31.41592653589793,Perimeter.circumference(5)); | ||
} | ||
@Test | ||
void testcase6(){ | ||
Assertions.assertEquals(43.982297150257104,Perimeter.circumference(7)); | ||
} | ||
} |
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