## Unit 6 Vocabulary

**Geometry**: vertices, vertex, angle, right angle, geometric figure, segment, line, ray

**Shapes**: polygon, quadrangle/quadrilateral, parallelogram, rectangle, rhombus, square, triangle, right triangle

**Perimeter & Area:**total perimeter, area

**Measurement**: nearest centimeter, yards

**Rounding**: nearest 10, nearest 100

**Estimating**: ballpark estimate, number model

**Adding & Subtracting**: sum, difference

## Games to Practice

**2D Shapes Game**: Play Memory to practice matching the shape with its name.

**Types of Polygons Game**: Use clues to figure out the name of the mystery shape.