qThe mathematical concepts of perimeter, area, and surface area are explored as a student designs dream rooms for a school project. Readers learn the formulas to calculate area for quadrilaterals and triangles. Additional concepts include parallel lines, right angles, irregular polygons, decomposing shapes, and area nets. This book features a discover activity, history connection, and mathematical vocabulary introductionq--Finding Area and Surface Area Renata Brunner-Jass. Formula for Finding the Area ofa Triangle: Triangles are polygons with three sides. It is useful to use a grid to examine triangles, too. Look at the example ... Leta#39;s use the grid to find the trianglea#39;s area. ... 10 98765432 Feet F e e t Idea 3: Decompose an Irregular Polygon.
|Publisher||:||Norwood House Press - 2013-01|