Area of Polygons and Circles

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

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

Which is the apothem?

• AD

• AB

• CD

• CB

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CCSS.HSG.CO.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

Find the area

• 96 cm²
• 48 cm²
• 36 cm²
• 48 cm

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CCSS.6.G.A.1

Find the area.

• 50.4
• 700.56
• 100.08
• 1401.12

Tags

CCSS.HSG.GMD.A.1

CCSS.HSG.GPE.B.7

Find the area.

• 534.6 u²

• 59.4 u²

• 267.3 u²

• 29.7 u²

Tags

CCSS.HSG.GMD.A.1

CCSS.HSG.MG.A.1

• 40 yd

• 40 yd²

• 80 yd²

• 18 yd²

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CCSS.HSG.GMD.A.1

CCSS.HSG.MG.A.1

CCSS.HSG.SRT.D.9

Find the area for the trapezoid using the formula: A = .5*h*(b₁+b₂).

• a

• b

• c

• d

Tags

CCSS.HSG.GMD.A.1

find the area of the kite using the formula: A = 1/2 * d₁*d₂.

• 19.5

• 78

• 39

• 27

Tags

CCSS.HSG.GMD.A.1