Use the Distance Formula to find the distance between each pair of points. Round to the nearest tenth if necessary. 5. P(1, 1), Q(–1, –1)

6. E(1/2,4 1/4),F(5,-1/2)

the arc length is found by finding the circumference of the full circle (2xpixradius) and then dividing by 4 to find just one quarter of the circle (90 degrees).

if you're trying to figure out how much each ounce cost it would be 0.20

cents each ounce