What is the sum of the interior angles of an octagon? 900° 720° 1080° 1260°?

The gilbert's are designing a rectangular patio. the patio has an area of 24 square feet. the width of the patio is 3/4 it's length. what is the length of the patio

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)