Decide whether each statement in Exercises 1-5 is true or false. If the statement is false, tell why.
1. The point (-1,3) lies in quadrant III of the rectangular coordinate system.
2. The distance from (x1, yı) to (X2, y2) is given by the expression
V(x - y)2 + (x2 - y2).
3. The distance from the origin to the point (a, b) is Va? + b2.
4. The midpoint of the segment joining (a, b) and (3a, – 3b) has coordinates (2a, - b).
5. The graph of y = 2x + 4 has x-intercept – 2 and y-intercept 4.

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)

With number 11 ( show how you got the answer)