In the video, a person is seen using a ruler and a marker to draw a circle on a piece of cardboard. The person's hands are visible, and they are holding the ruler with one hand and the marker with the other. The ruler is placed on the cardboard, and the person uses it as a guide to draw a perfect circle. The cardboard is a light brown color, and the ruler is a clear plastic with black markings. The marker is an orange color. The person's movements are steady and precise, indicating that they are experienced in this task.