In this topic, students will:
use a formula to find the areas of parallelograms and rhombuses
find the base or height of a parallelogram or rhombus when the area and the height or base are known
find the areas of triangles including right triangles
find the corresponding base or heigh of a triangle
find the ares of trapezoids
find the ares of kites
find the areas of polygons by composing and decomposing shapes, including polygons on the coordinate plane
classify solid objects
identify solid figures from nets
draw nets of solid figures
find the surface area of rectangluar prisms, including cubes
find the surface area of triangular prisms
find the surface areas of square and triangular pyramids
use cubes and a formula to find the volume of a rectangular prism or a cube with fractional edge lengths
Vocabulary:
Kite - a quadrilateral whose four sides can be grouped into two pairs of equal-length sides that are adjacent to each other
Base - the surface, a solid object stands on or rests upon
Edge - the line segment where two faces intersect
Face - the flat surface of a solid shape
Net - a plane figure pattern that, when folded, makes a solid
Polyhedron - a three-dimensional solid figure made of flat polygon-shaped surfaces called faces.Â
Vertex - the point where several edges meet