20 POINTS someone pls double check me because it says I'm wrong
Question: evaluate 7[h(-2)] -6 if h (x) = 11-x ^2
Answer I got: 14x^2-160

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

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

Segment an is an altitude of right δabc with a right angle at a. if ab = 2, squared 5 in and nc = 1 in, find bn, an, ac.