lesson
Finding Missing Dimensions in Triangles
Use the triangle area formula to find a missing base or height when the area and one dimension are known.

Use the triangle area formula to find a missing base or height when the area and one dimension are known.
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6 lessons
Find the area of right, acute, and obtuse triangles by composing and decomposing shapes, and apply the general triangle area formula to solve problems including missing dimensions.
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.