Perpendicular lines are two straight lines that meet at a right angle, forming a "T" shape.
Sentences with «perpendicular lines»
Many modern maps solve this problem by using so - called Mercator projections, which turn the lines of latitude parallel to the equator and the lines of longitude that converge at the Earth's poles into a tidy grid of perpendicular lines on a flat plane. (discovermagazine.com)
In the last three years, observers have identified four objects tracing orbits roughly along one perpendicular line from Neptune and one object along another. (sciencedaily.com)
I used this worksheet to help pupils understand the gradient of perpendicular lines for themselves - it's sometimes tricky for pupils to see what a... (tes.com)