A lookout tower sits on a network of struts and poles. Leslie measured three angles on the tower. If m∠1 = (7x-7)°, m∠2 = (4x+2)°, and m∠3 = (2x+6)°, m∠1 is an exterior angle, and m∠2 & m∠3 are remote interior angles, what is m∠1?

A lookout tower sits on a network of struts and poles Leslie measured three angles on the tower If m1 7x7 m2 4x2 and m3 2x6 m1 is an exterior angle and m2 amp m class=