How Do You Find a Missing Angle in a Quadrilateral?

How Do You Find a Missing Angle in a Quadrilateral?

Note:

Trying to figure out the measurements of the interior angles of a polygon? Then check out this tutorial! This tutorial shows you how to create an equation and solve it to find those missing measurements. Take a look!

Keywords:

  • problem
  • quadrilateral
  • polygon
  • missing angle
  • angle
  • angles
  • find missing angle
  • interior angles
  • sum of interior angles
  • interior angle
  • decimals
  • add decimals
  • add angles

Background Tutorials

  • Decimal Operation Problems

      • How Do You Add Decimals?How Do You Add Decimals?

      How Do You Add Decimals?

      Doing math with paper and pencil can come in real handy, so make sure you're comfortable adding decimals by hand. After all, you don't want the calculator to be a crutch!

  • Polygon Definitions

      • What is a Polygon?What is a Polygon?

      What is a Polygon?

      Got a closed figure with three or more sides? Then you have a polygon! In this tutorial, you'll learn about the properties of a polygon, see the names of the most popular polygons, and learn how to identify polygons. Check it out!

      • What are Interior and Exterior Angles of a Polygon?What are Interior and Exterior Angles of a Polygon?

      What are Interior and Exterior Angles of a Polygon?

      Sometimes a math term can really tell you a lot about the thing it's describing. Think about the terms interior angle and exterior angle. Can you guess where each is located on a polygon? Take a look at this tutorial to find the answer and learn about interior and exterior angles!

Further Exploration

  • Finding Angles in Quadrilaterals

  • Finding Angles in Triangles

      • How Do You Find Missing Angles in a Triangle With Variables?How Do You Find Missing Angles in a Triangle With Variables?

      How Do You Find Missing Angles in a Triangle With Variables?

      Looking for the measurements of the interior angles of a given triangle? The Triangle Sum theorem might help. This theorem states that the interior angles of a triangle ALWAYS add up to 180 degrees! This tutorial shows you how to use that information to find those interior angle measurements.