Martin put a picture in a rectangular frame measuring 20 centimeters by 12 centimeters. The area enclosed by the frame is 84 square centimeters.

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?