original: In order to accomplish their objective, surveyors use elements of geometry, engineering, trigonometry, mathematics, physics, and law.
simplifications: In order complete the objective surveyors use elements of geometry, engineering, trigonometry, mathematics, physics, and law. Surveyors use geometry, engineering, trigonometry, mathematics, physics, and law for their work. To complete their work, surveyors use a bit of geometry, engineering, trigonometry, mathematics, physics, and law. To accomplish their objective, surveyors use  geometry, engineering, trigonometry, mathematics, physics, and law. Surveyors use elements of geometry, engineering, trigonometry, mathematics, physics, and law to fulfill their objectives. To meet their goals, surveyors use elements of many fields. Surveyors use elements of geometry, engineering, trigonometry, statistics, physics, and law to achieve their goal. Surveyors use elements of geometry, engineering, trigonometry, mathematics, physics, and law In order to accomplish their objectives. Surveyors use elements of geometry, engineering, trigonometry, mathematics, physics, and law in their profession. Surveyors use elements of geometry, engineering, trigonometry, mathematics, physics, and law to accomplish their goal.