The sum of all the interior angles in a triangle is blank degrees.

What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68