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Exterior Angle for Dummies

noun

pronunciation: ɪk'stiriər_'æŋɡəl

What does Exterior Angle really mean?

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Hey there! So, an exterior angle is a term we use in geometry to describe an angle that's formed outside a shape by extending one of its sides. Let's break it down a little more. Picture a big triangle shape. If you were to extend one of the sides of the triangle, the angle formed by that extension and the adjacent side of the triangle is called the exterior angle. It's like this angle is hanging out on the outside of the triangle, just doing its own thing.

Now, there are a couple of ways we can think about exterior angles. One way is to remember that the exterior angle of a triangle is equal to the sum of the two opposite interior angles. Another way is to think of it as the angle that's not contained within the shape, but kind of sticks out from it.

So, in simple terms, an exterior angle is an angle that's formed outside a shape by extending one of its sides. It's like the angle is peeking in from the outside, rather than being a part of the shape itself. Pretty cool, right? Let me know if you have any questions!

Revised and Fact checked by James Thompson on 2023-12-22 13:11:39

Exterior Angle In a sentece

Learn how to use Exterior Angle inside a sentece

  • When two sides of a triangle are extended, the angle formed at the outside of the triangle is called an exterior angle.
  • Imagine a regular polygon, like a pentagon or hexagon. Each of the angles formed outside of the shape when you extend the sides is an exterior angle.
  • If you draw a line parallel to one side of a triangle and then extend the other two sides, the angle formed at the outside is an exterior angle.
  • In a quadrilateral, if you extend one side and then draw a line parallel to it, the angle formed at the outside is an exterior angle.
  • When you extend the side of a regular shape like a rectangle or pentagon, the angle formed outside is called an exterior angle.

Exterior Angle Synonyms

Words that can be interchanged for the original word in the same context.

Exterior Angle Hypernyms

Words that are more generic than the original word.

Exterior Angle Hyponyms

Words that are more specific than the original word.