Which of the following expressions uses the complementary angle of 60° to determine how far you would travel on your trip west? a.
0.5cos30°
b.
0.5cos60°
c.
0.5sin30°
d.
0.5sin60°

Nour and rana are shopping for a christmas tree. they are deciding between 2 22 different types of trees (real and fake) and 4 44 colors for the ornaments (white, silver, gold, and purple). they each created a display to represent the sample space of randomly picking a type of tree and a color for the ornaments. whose display correctly represents the sample space?

Use the sample data and confidence level given below to complete parts a through d.a research institute poll asked respondents if they felt vulnerable to identity theft. in the poll, n=1090 and x=549 who said yes. use a 99% confidecne level.a. find the best point of estimate of the population of portion p.b. identify the value of the margin of error e.e= round to four decimal places as needed.c. construct the confidence interval._ < p < _ round to three decimal places.d. write a statement that correctly interprets the confidence interval.

Need badly. a newborn lion cub weights 3 pounds. each week its weight increases by 5%. create and graph an exponential function to see the cubs growth. thx a ton!