The radius of the circle is 100 mm what is the diameter A50mm
B200mm
C150mm
D25mm

Name the most appropriate metric unit for each measurement

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.

Reflect the point (7,0) across the y-axis