Find two consecutive whole numbers that √21 lies between

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

With: label the vertices and all the elements needed. find x

Perform the indicated operation and write the answer in the form a + bi. (-5 + 2) + (3 - 6i)