47 lines
897 B
C
47 lines
897 B
C
#include <stdio.h>
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#include <math.h>
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double hypotenuse(double par, double par2)
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{
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double sideC;
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sideC = sqrt(pow(par, 2) + pow(par2, 2));
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return sideC;
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};
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void quadratic(double numA, double numB, double numC, double *awn1ptr, double *awn2ptr)
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{
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double awn1 = (-numB) + sqrt(pow(numB, 2) - 4 * numA * numC);
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double awn1F = awn1 / (2 * numA);
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double awn2 = (-numB) - sqrt(pow(numB, 2) - 4 * numA * numC);
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double awn2F = awn2 / (2 * numA);
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*awn1ptr = awn1F;
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*awn2ptr = awn2F;
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};
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double areaOfCircle(double radius)
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{
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double area;
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area = acos(-1) * pow(radius, 2);
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return area;
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};
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double areaOfTriangle(double height, double base)
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{
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return (height * base)*(1.0/2.0);
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};
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double areaOfRectangle(double height, double base)
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{
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return (height * base);
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};
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double circumferenceOfCircle(double radius)
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{
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return (2 * acos(-1) * radius);
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}; |