Sentence examples for angles of a pentagon from inspiring English sources

What is the sum of the interior angles of a pentagon?

Among those questions: How many exterior angles does a pentagon have?

The angles in a pentagon (a 5-sided polygon) total 540 degrees.

Internal angles of the pentagon were measured.

(To clarify, he did not find five single pentagons. He discovered five classes of pentagon that can each be described by an equation. For the curious, the equations are here. And for further clarification, we are talking about convex pentagons, which are most people's understanding of a pentagon in that every corner sticks out).

For example, a 15-sided polygon can be described as the combination of a pentagon and a triangle.

The fort was built in the shape of a pentagon with five bastions.

Today's 5.5 km long wall that links these two small communities has the shape of a pentagon.

The radar plots provided here are in the shape of a pentagon.

Hollow fullerenes that obey the isolated pentagon rule have two types of carbon atoms: those at the junction of a pentagon and two hexagons (PHHJ), and those at triple-hexagon junctions (THJ), as also shown in Figure 17.

Know how to find the perimeter of a pentagon.