Which event led to a movement to create safer conditions in the workplace

Labor Movement

Explanation:

Labor Movement was founded by Samuel Gompers in 1886. It was after this movement that the safer conditions in the workplace was ensured.

Labor movement was the amalgamation of different unions and these unions used to strike. The purpose behind these strikes was to pressurize the employer's to increase the wages of employees and to make working conditions safer.

Through these strikes the employers got to know that they have to comply with the wishes of employees.

With the help of these unions working conditions got better and employees started enjoying safer work environment.

254.34

step-by-step explanation:

the formula for area of a circle is given by

a = pi * r^2

a = pi * 9^2

a = 81*pi

using 3.14 as an approximation for pi

a = 3.14*81

a = 254.34

c) troops march forward in close formation against newer, more accurate weapons