A Light Is Located $20.0 \mathrm{ft}$ Above the Ground $6.00 \mathrm{ft}$ Tall Walks Away from the Light at a Rate Of Person

Short Answer

A light is located $20.0 \mathrm{ft}$ above the ground. A person $6.00 \mathrm{ft}$ tall walks away from the light at a rate of $3.00 \mathrm{ft} / \mathrm{s}$ . Find the rate at which the person's shadow is increasing when the person is $10.0 \mathrm{ft}$ from the spot directly under the light.