Ais a type of variable that is not accounted for in a research experiment. a. independent variable b. dependent variable c. confounding variable

Radii ok and nl are perpendicular to om because of the radius-tangent theorem. by definition of perpendicular, angles kom and lnm are right angles. this means that triangles kom and lnm are right triangles. angle lmn is common to both right triangles, so by the triangles kom and lnm are similar.

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?