1. A line that extends in one direction without curving or bending; the shortest distance between two points
Draw a straight line from point A to point B.
Desenhe uma linha reta do ponto A ao ponto B.
2. In mathematics and geometry, a one-dimensional figure with no curvature
The equation y = 2x + 1 represents a straight line on a graph.
A equação y = 2x + 1 representa uma linha reta em um gráfico.