Suppose a telephone pole casts a 36-ft. shadow at the same time a 6-ft. tall woman casts a 9-ft. shadow. How tall is the telephone pole

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.

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.