In the diagram, the radius of the outer circle is 2x cm and the radius of the inside circle is 6 cm. The area of the shaded region
is 160picm^2
What is the value of x?

Which of the following statements is not true? a.parallel lines are lines in the same plane that never intersect. b.congruent figures have the same shape and same size angles and sides. c.similar figures must have the same shape and the same size. d.a rotation is when you turn a figure around a certain point.

Use the distributive law to multiply. 3(4x + 5y + 6)

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie