i'm getting so many messages notifications but it won't let me open them how many points do I have to have to open them on here

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Write the summation to estimate the area under the curve y = 1 + x2 from x = -1 to x = 2 using 3 rectangles and right endpoints

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?