Find the solution 4x<8

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

Fast! find the length of cu. the triangles are similar. show your work.