MATLAB and Simulink resources for Arduino, LEGO, and Raspberry Pi

# Solution 222897

Submitted on 25 Mar 2013

Incorrect

53Size
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### Test Suite

Test
Code Input and Output
1
Fail

```%% Test case 1: Square
xy=[0,0;
1,0;
1,1;
0,1;
0,0];
err=(abs(perimeter1(xy)-4)/(4))*100;
assert(err<.1)
```
```Error: Undefined function 'perimeter1' for input arguments of type 'double'.
```
2
Fail

```%% Test case 2 : Circle
t=[0:pi/100:2*pi,0]';
xy=[cos(t),sin(t)];
err=(abs(perimeter1(xy)-2*pi)/(2*pi))*100;
assert(err<.1)
```
```Error: Undefined function 'perimeter1' for input arguments of type 'double'.
```
3
Fail

```%% Test case 4 : Half-circle
t=[0:pi/100:pi,0]';
xy=[cos(t),sin(t)];
err=(abs(perimeter1(xy)-(pi+2))/(2+pi))*100;
assert(err<.1)
```
```Error: Undefined function 'perimeter1' for input arguments of type 'double'.
```
4
Fail

```%% Test case 4 : Hexagon
side=rand;
x=side*[-1 -0.5 0.5 1 0.5 -0.5 -1];
y=side*sqrt(3)*[0 -0.5 -0.5 0 0.5 0.5 0];
xy=[x',y'];
err=(abs(perimeter1(xy)-(6*side))/(6*side))*100;
assert(err<.1)
```
```Error: Undefined function 'perimeter1' for input arguments of type 'double'.
```