### Learning Math and Coding with Robots

 Grid: Tics Lines: Width px Hash Lines: Width px Labels: Font px Trace Lines: Robot 1: Width px Robot 2: Width px Robot 3: Width px Robot 4: Width px
 Axes: x-axis y-axis Show Grid Grid: 24x24 inches 36x36 inches 72x72 inches 96x96 inches 192x192 inches Quad: 4 quadrants 1 quadrant Hardware Units: US Customary Metric
 Background:

#### Robot 1

 Initial Position: ( in, in) Initial Angle: deg Current Position: (0 in, 0 in) Current Angle: 90 deg Wheel Radius: 1.75 in1.625 in2.0 in Track Width: in

#### Robot 2

 Initial Position: ( in, in) Initial Angle: deg Current Position: (6 in, 0 in) Current Angle: 90 deg Wheel Radius: 1.75 in1.625 in2.0 in Track Width: in

#### Robot 3

 Initial Position: ( in, in) Initial Angle: deg Current Position: (12 in, 0 in) Current Angle: 90 deg Wheel Radius: 1.75 in1.625 in2.0 in Track Width: in

#### Robot 4

 Initial Position: ( in, in) Initial Angle: deg Current Position: (18 in, 0 in) Current Angle: 90 deg Wheel Radius: 1.75 in1.625 in2.0 in Track Width: in

Draw a Smiley Face
Problem Statement:

The pre-placed blocks will draw the yellow circle of the smiley face. Add an arc for the smile, with angles specified using the image from the initial prompt. Add 2 circles for the eyes.
```/* Code generated by RoboBlockly v2.0 */
#include <chplot.h>
CPlot plot;

plot.backgroundColor("white");
plot.noStrokeColor();
plot.fillColor("#ffff33");
plot.circle(12, 12, 10);
plot.fillColor("black");
plot.circle(8, 16, 1);
plot.circle(16, 16, 1);
plot.strokeColor("black");
plot.arc(12, 12, 6, 200, 340);
plot.grid(PLOT_OFF);

plot.axisRange(PLOT_AXIS_XY, 0, 24);
plot.ticsRange(PLOT_AXIS_XY, 2);
plot.sizeRatio(1);
plot.plotting();```
 Blocks Save Blocks Load Blocks Show Ch Save Ch Workspace
Problem Statement:

The pre-placed blocks will draw the yellow circle of the smiley face. Add an arc for the smile, with angles specified using the image from the initial prompt. Add 2 circles for the eyes.

Time