10 POINTS I WILL GIVE BRAINLIEST 1.
Consider the sequence: 13, 17, 21, 25, ,117
a. Is this sequence arithmetic or geometric? Justify/explain.
b. Write the explicit and recursive rules.
2.
c. Find the sum. You can do it by adding all the terms (“bone head”) or using a formula.

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.

Which statement shows that 6.24 is a rational number? a. 6.24 = 6.242424 b. 6.24 = 6.24 c. 6.24 = 68⁄33 d. 6.24 = 66⁄25

Which point has an coordinates of (2,0) ? a