THIS QUESTION IS 100 POINTS! When the sun shines at a 60 angle to the ground, Nadia's shadow is 31 inches long. To the nearest inch, how tall is Nadia?

(PLS SHOW WORK IS POSSIBLE)

Bob’s bank charges him a $3.15 service fee every time he uses an out-of-network atm. if bob uses an out-of-network atm an average of three times every two weeks, how much will he pay in service fees over the course of a year? a. $327.60 b. $109.20 c. $491.40 d. $245.70 select the best answer from the choices provided a b c d

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?

Bring the fraction a/a-4 to a denominator of 16-a^2