Mark has 42 identical cubes, each with 1-cm edges. He glues them together to form a rectangular solid. If the perimeter of the base is 18 centimetres, find the height of the rectangular solid, in cm.

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.

Is it true or false i’m trying to pass this test so i can leave school

The diagram shows corresponding lengths in two similar figures. find the area of the smaller figure. a. 14.4 yd2 b. 24 yd2 c. 26.4 yd2 d. 28