PLEASE ANSWER ASSAP

A. 77π/6
B. 22π/3
C. π/2
D. 121π/3

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

In trapezoid bath, ah=19.7 and et=16.1. identify be.

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?