Does anybody havingg the same priblem cant answer questions to get points after the update its not letting me do it

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 expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?