Triangles close triangleA polygon with three straight sides. have three sides, therefore they have three angles. Interior angles in a triangle sum to a half turn (180˚). Quadrilaterals close ...

Here’s a recent MLB story from the AP: New York Yankees (33-20, first in the AL East) vs. Los Angeles Angels (25-28, fourth in the AL West) Anaheim, California; Tuesday, 9:38 p.m. EDT PITCHING ...