Why not try drawing a picture using only straight lines. A triangle has 3 sides and 3 vertices (corners). A vertex is where two lines meet or join. There are different kinds of triangles.

Look for arcs inside each vertex. The same number of arcs indicate ... Lengths of 4 cm, 5 cm and 9 cm do not make a triangle, they create a straight line. Lengths of 6 cm, 5 cm and 9 cm do create ...

According to NOAA with severe weather fatalities each year on average. Number 3 on the list is straight line wind damage at 57 fatalities each year in the United States while number two on the ...