Answer:
Dorothy Vaughan worked at NACA as a women mathematician who performed complex calculations. She was the first Black supervisor at NACA.
Step-by-step explanation:
To ensure the war effort drew from the American society, Defence industry was desegregated, ending racial segregation and discrimination.The US believed that the war will be won in the air.
So to build the aircrafts many engineers, mathematicians and scientists were hired. Dorothy Vaughan’s work as a mathematician opened doors for the African- American women to learn and educate and get hired at high positions.