Pedro tem um terreno no formato quadrado e área de 20 m². Ele quer construir uma cerca de arame ao redor do terreno. Utilizando uma calculadora descubra a medida do perímetro aproximado desse terreno.

After the experience with great britain having a monarchy, the united states realized that everyone needed to have a voice in the government. the fact that americans had no voice was the main reason for the war. thus, they created a democracy, where the people voted for their representatives and the government ruled with the consent of the people.