Question 2 of 10 2 Points
What is the approximate circumference of the circle shown below?
A. 31.4 cm
B. 62.8 cm
10 cm
Å
C. 20 cm
D. 40 cm

Will give brainliest summations with algebraic expressions image shown

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.