Use exterior angle measures to solve for h

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Abig remake 100 loaves of bread in one day how many loaves does the bakery make in 6 days

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?