Last week the price of oranges at the farmer market was 1.75 per pound

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons