Probability and Statistics Unit 3 (Chapter 5) Review.

Help please

Round 0.866 to the nearest hundredth

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Liz is shipping a package to her friend.the maximum weight of a medium flat-rate box is 20 pounds,including the box which weighs 6 ounces.write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.