On a scale 5 cm is 12 yards. If the length is 30 yards, how many cm is this on the scale?

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.

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?