Q3, HW #19 - Quizizz - Area of Regular Polygons (part 1)

REGULAR in Maths means...

• Normal
• Two sides have the same length
• All sides are equal and all angles are equal
• It has right angles

Tags

CCSS.2.G.A.1

Match the following polygons with their shape:

• Heptagon

• 
• Triangle

• 
• Quadrilateral

• 
• Pentagon

• 
• Hexagon

• 

Tags

CCSS.2.G.A.1

Match the following polygon with their name:

• Nonagon

• 12-sided polygon

• Octagon

• 8-sided polygon

• n-agon

• 10-sided polygon

• Dodecagon

• 9-sided polygon

• Decagon

• n-sided polygon

Tags

CCSS.2.G.A.1

A polygon with 5 sides is called a(n) _____________.

• pentagon
• hexagon
• septagon
• quadrilateral

Tags

CCSS.2.G.A.1

A polygon with six sides is called a(n) ______________.

• hexagon
• pentagon
• decagon
• septagon

Tags

CCSS.2.G.A.1

A ___________ polygon is a polygon that is equiangular (all angles are equal in measure) and equilateral (all sides have the same length). 

• plain
• perfect
• regular
• magical

Tags

CCSS.2.G.A.1

A line from the center of a regular polygon at right angles to any of its sides.

• apothem
• radius
• permimeter
• area

Tags

CCSS.HSG.CO.A.1

Match

• side (s)

• Perimeter

• half the side (x)

• AB

• apothem (a)

• BD

• 12(8) =
  96

• AD

• radius (r)

• CD

Tags

CCSS.HSG.CO.A.1

Find the area

• Find Perimeter:
  P = s (n)
  P = 4 (8)

  P = 32

• Classify polygon:
  octagon, n = 8

• A = 48 cm²

• A = 1/2 (3)(32)

• A = 1/2 a P

Tags

CCSS.6.G.A.1

Find the area.

• Classify polygon:
  Heptagon, n = 7

• A = 1/2 a P

• A = 700.56

• A = 1/2 (14.4)(97.3)

• Find the perimeter:
  P = s (n)
  P = 13.9 (7)
  P = 97.3

Tags

CCSS.HSG.GMD.A.1

CCSS.HSG.GPE.B.7