Which data set is the most clustered around its mean? a. 4,10,8,6 b. 11,3,10,4 c. 2,9,13,4 d. 11,2,9,6

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

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.

Type the correct answer in each box, round your answers to the nearest integer 20 25 30 in the figure, the perimeter of hexagon abcdef is approximately w units, and its area is square units