The product of two numbers is and their GCD is . Find their LCM

Match the term on the left with its image or description on the right. match term definition diameter a) circle a and a line segment connecting points b and c which are on the circle. circumference b) circle a and a line segment connecting points b and c which are on the circle. radius c) a piece of the circumference of a circle secant d) two circles that share the same center. concentric circles e) the distance around a circle arc f) a segment between two points on a circle that passes through its center

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

Use sigma notation to represent the following series for 9 terms.