What is the sum of the series?
∑k=13(5k2−1)

Given the conditional statement, match the following. conditional statement: if two lines intersect, then their intersection is one point.

Name these type of angles shown check all that applies

In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units