A scale drawing of a square rug has a scale factor of 1:3. Which statements are true? The ratio of the area of the scale drawing to the area of the rug is 1:9. The ratio of the area of the scale drawing to the area of the rug is equal to the scale factor. The ratio of the perimeter of the scale drawing to the perimeter of the rug is 1:3. The ratio of the area of the scale drawing to the area of the rug is equal to the square of the scale factor.

Analyze the data sets below. data set a 25,25,25,26,26,26,27,28,28,29,30,31 ,31,32,33,33,34,35,35,35 data set b 25,25,25,26,26,26,26,27,27,27,27,28 ,28,29,29,30,31,31,32,34 which of the following statement are true? select all that apply. a. data set a is relatively symmetric and data set b is skewed left. b. the means of the data sets are within 3 units from eachother. c. the data sets have the same standard deviation. d. the mean of data set a is 27.95 and the mean of data set b is 30. e. the data set b has a higher standard deviation than data set a. f. the mean and median of data set a are close in value.

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Find cot x if sin x cot x csc x = √2