### 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: (4 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: (8 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: (12 in, 0 in) Current Angle: 90 deg Wheel Radius: 1.75 in1.625 in2.0 in Track Width: in

Ten squares
Problem Statement:

The pre-placed blocks drive the robot a distance of 5 inches and turn 45-degrees thrice and then repeat this sequence thrice. Modify the preplaced blocks to finish tracing the pattern on the grid.

```/* Code generated by RoboBlockly v2.0 */
#include <linkbot.h>
CLinkbotI robot;
double radius = 1.75;
double trackwidth = 3.69;
int count;
int count2;

robot.traceColor("white", 3);
robot.setSpeed(10, radius);
count2 = 0;
while(count2 < 10) {
count = 0;
while(count < 4) {
robot.driveDistance(8, radius);
robot.turnRight(90, radius, trackwidth);
count = count + 1;
}
robot.turnRight(36, radius, trackwidth);
count2 = count2 + 1;
}
```
 Blocks Save Blocks Load Blocks Show Ch Save Ch Workspace
Problem Statement:

The pre-placed blocks drive the robot a distance of 5 inches and turn 45-degrees thrice and then repeat this sequence thrice. Modify the preplaced blocks to finish tracing the pattern on the grid.

Time