Commutative property for 3 * 4 equals 12

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.

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

How do you determine whether a relationship represented as as graph is linear or nonlinear