320 likes | 546 Vues
1. What forms the sides of both regular and irregular polygons?. line segments. 2. What is formed where two sides of a polygon meet?. angle. 3. What do you call the common point where two sides of a polygon meet to form an angle?. vertex.
E N D
1. What forms the sides of both regular and irregular polygons? line segments
3. What do you call the common point where two sides of a polygon meet to form an angle? vertex
4. What word would you use when you talk about more than one vertex? vertices
5. What do you know aboutthe number of sides, angles, and vertices of a polygon? They are the same.
7 sides 4 angles hexa- 3 angles 7 vertices quad- 8 vertices 6 vertices octa- 6 sides 5 angles tri- 8 angles 3 sides penta- 4 sides 5 vertices
7 sides 4 angles 3 angles 7 vertices quad- 8 vertices octa- 5 angles tri- 8 angles 3 sides penta- 4 sides 5 vertices
7 sides 3 angles 7 vertices 8 vertices octa- 5 angles tri- 8 angles 3 sides penta- 5 vertices
7 sides 3 angles 7 vertices 5 angles tri- 3 sides penta- 5 vertices
7 sides 7 vertices 5 angles penta- 5 vertices
quadrilaterals square rectangle square rectangle
parallelograms quadrilaterals square rectangle square rectangle
quadrilaterals square rectangle square rectangle
Rectangle Parallelogram • opposite sidesare parallel • 4 right angles • opposite sidesare parallel Square Rhombus • opposite sidesare parallel • 4 right angles • 4 equal sides • opposite sidesare parallel • 4 equal sides
perimeter the distance around a figure “measure around”
5 in. 3 in. side + side + side + side = perimeter 3 in. + 5 in. + 3 in. + 5 in. = 16 in.
8 ft 8 ft 32 ft 8 ft + 8 ft + 8 ft + 8 ft =
5 yd 9 yd 9 yd + 5 yd + 9 yd + 5 yd = 28 yd
8 ft 4 ft 6 ft 9 ft 5 ft 6 ft + 8 ft + 4 ft + 9 ft + 5 ft = 32 ft
Victoria wants to put up a fence around her flower garden.She measured the garden and found that 2 opposite sides of the garden measured 12 feet, and the other two sides measured 8 feet. How much fencing does Victoria need?
8 ft 12 ft 40 ft 12 ft + 8 ft + 12 ft + 8 ft =