We found 76 resources with the concept pentagons
Classifying Polygons: Lesson
4 mins 4th - 8th CCSS: Adaptable
For your eyes only: classify the names of polygons. After providing the definition of a polygon, the video introduces the two major classifications of polygons, concave and convex. The segment of a larger playlist on geometry continues...
Methane Hydrates – What's the Big Deal?
9th - 12th CCSS: Adaptable
Have you ever tried to light ice on fire? With methane hydrate, you can do exactly that. The ice forms with methane inside so it looks like ice, but is able to burn. The lesson uses group research and a hands-on activity to help scholars...
Draw Polygons Using Given Coordinates as Vertices
4 mins 5th - 7th CCSS: Designed
At the end of the activity your learners will be able to classify a polygon by the number of ordered pairs given in a coordinate plane used as the vertices. this is the first video in a progressive series of four using geometry to solve...
2-Dimensional Shapes: Naming Shapes
1st - 3rd CCSS: Designed
Get to know eight shapes by name: square, rectangle, triangle, pentagon, hexagon, and octagon. Young geometers write the correct name below each of these shapes, using a word bank for guidance. Then, they draw two of the shapes (hexagon...
Air Force Trains Warriors to Defend Cyberspace from Terror
7th - 12th
Students explore the use of computers in the military. In this lesson, students read an article on plans the Air Force is making to increase their use of computers to fight terrorism, then participate in a discussion on the reading,...
Geometry Involving Figures - Week 12 (Ratio and Surface Area)
10th - 12th
For this ratio and surface area worksheet, students find the ratio of surface area of one figure to another. They determine the length of sides and angles through similar figures. Students use trigonometric ratios to find the length of...
Geometry w/o Figures - Week 7 (Basic Geometry Formulas)
10th - 12th
For this basic geometry worksheet, learners use basic formulas of geometry to find the area of a polygons, the number of sides of a polygon, and sum of the angles of various polygons. This three-page worksheet contains eight problems.