3. For each sequence, write a recursive formula. Then determine the unknown term in the sequence. a. -1.
|--16, -64, -256
b.
0.12, 0.24, 0.36, 0.48

The radius of the base of a cylinder is 10 centimeters, and its height is 20 centimeters. a cone is used to fill the cylinder with water. the radius of the cone's base is 5 centimeters, and its height is 10 centimeters.

Sum is 17 and their difference is 3

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?