Learning Math and Coding with Robots

Linkbot Image Mindstorm Image Cursor Image
0x36302418126y36302418126
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: Background Image

Robot 1

Linkbot
Mindstorm
Initial Position:
( in, in)
Initial Angle:
deg
Current Position: (0 in, 0 in)
Current Angle: 90 deg
Wheel Radius:
Track Width:
in

Robot 2

Linkbot
Mindstorm
Initial Position:
( in, in)
Initial Angle:
deg
Current Position: (6 in, 0 in)
Current Angle: 90 deg
Wheel Radius:
Track Width:
in

Robot 3

Linkbot
Mindstorm
Initial Position:
( in, in)
Initial Angle:
deg
Current Position: (12 in, 0 in)
Current Angle: 90 deg
Wheel Radius:
Track Width:
in

Robot 4

Linkbot
Mindstorm
Initial Position:
( in, in)
Initial Angle:
deg
Current Position: (18 in, 0 in)
Current Angle: 90 deg
Wheel Radius:
Track Width:
in

Shaded Parts of a Circle in Degrees
Problem Statement:
Run the program and determine how many degrees of the circle are shaded. When prompted, input the answer. Run the program again to start a new problem.
/* Code generated by RoboBlockly v2.0 */
#include <chplot.h>
double angle;
double answer;
CPlot plot;

plot.backgroundColor("#ccffff");
plot.strokeColor("black");
plot.circle(18, 18, 12);
plot.fillColor("#ff6666");
angle = 45 * randint(1, 8);
plot.arcSector(18, 18, 12, 0, angle);
delaySeconds(0.03);
printf("How many degrees of the circle are shaded? "+"\n");
scanf("%lf", &answer);
if (answer == angle) {
  printf("That is correct!");
}
else {
  printf("That is incorrect. Run the program to try again.");
}

plot.label(PLOT_AXIS_XY, "");
plot.grid(PLOT_OFF);
plot.tics(PLOT_AXIS_XY, PLOT_OFF);
plot.axis(PLOT_AXIS_XY, PLOT_OFF);
plot.axisRange(PLOT_AXIS_XY, 0, 36);
plot.ticsRange(PLOT_AXIS_XY, 6);
plot.sizeRatio(1);
plot.plotting();
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Problem Statement:
Run the program and determine how many degrees of the circle are shaded. When prompted, input the answer. Run the program again to start a new problem.

		
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