Pizzatime. In a survey of approximately 2273 American adults, 386 of them like pizza. (a) Calculate a 95% confidence interval for the proportion of Americans who like pizza.

(b) Interpret the confidence interval in the context of the study:

A)We can be 95% confident that the proportion of Americans who like pizza is in this confidence interval

B)We can be 95% confident that our confidence interval contains the sample proportion of Americans who
like pizza

C)95% of Americans who like pizza

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9

Statement reason 1. δabc is similar to δced. given 2. 3. definition of slope 4. slope of slope of definition of slope 5. slope of × slope of multiplying the slopes 6. slope of × slope of substitution property of equality 7. slope of × slope of simplifying the right side the table contains the proof of the relationship between the slopes of two perpendicular lines. what is the reason for statement 2? a. parallel line segments that meet a common perpendicular line are proportional in length. b. the lengths of vertical and horizontal sides in congruent triangles are in a common ratio. c. trigonometric identities determine the lengths of the legs in a right triangle. d. corresponding side lengths in similar triangles are proportional in length.

Consider a= {x|x is alive} f={x|x is in france} m={x|x is a national monument} w{x|x is a woman}. which statements are true regarding elements of the given sets? check all that apply.