Which category of two-dimensional shapes apply to all three of these shapes?
a. trapezoid
b. quadrilateral
c. parallelogram
d. rhombus

Will give brainliest sum of arithmetic series (sigma notation) find the numerical answer to the summation given below. (image shown below)

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126

Can someone me with these two circle theorem questions asap?