Grade 6 · Geometry

CCSS.MATH.CONTENT.6.G.A.1

Find the area of right triangles, other triangles, special quadrilaterals, and polygons by composing into rectangles or decomposing into triangles and other shapes; apply these techniques in the context of solving real-world and mathematical problems.

Read this standard on the official Common Core site

Lessons that teach this standard

• Area of a Triangle: Half the Base Times the Height

  Why the area of a triangle is half base times height, what counts as the height, and how to handle triangles where the height falls outside the shape.