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Vocabulary
Formulas
polygon
Circles
Find the missing...
100

twice the redius

Diameter

100

area of a rectangle

 a = l X w

100

is not considered a polygon

circle

100
an angle whose vertex is the center of a circle
What is a central angle?
100

find the area of a square with a side 10 cm

100 cm squared

200
Made of a rectangle and 2 circles

cylinder

200

The area of a triangle is 

1/2 X b X h

200

A polygon is any geometric shape

No, only closed shapes

200
the radius is 7.5 in, find the diameter
What is 15 in?
200

find the circumference of a circle if the ridus is 22 

c = 44pi

300

The unit always cubed

Volume

300

Area of a circle

A = pi r squared

300
Using the adjacent angles ABD and CBD, state the Angle Addition Postulate
What is m∠ABD + m∠CBD = m∠ABC?
300
name the two formulas to find circumference
What are C = ∏d and C = 2∏r?
300

find the length of a rectangle if the width is 4 in and the area is 20 in squared

l = 5 in

400

Always perpendicular

base and height

400

Surface area of cylinder

S.A = 2 pi r (r + h)

400
Draw adjacent angles TUS and SUR. m∠SUR = (3x+10)° m∠TUS = 42° m∠TUR = (8x+12)° What is x?
What is 8?
400
Find the circumference of the circle if the radius is 16 feet.
What is 32∏ feet or 100.48 feet?
400

find the area of a circle with a ridus 5m

a = 25 pi 

500

Has 3 sides

Triangle

500

Surface area of a cone

S. A = pi r ( r + l)

500
∠ABD and ∠CBD are adjacent. Given that m∠ABC is 68 degrees, m∠ABD = (2x+5) degrees, and m∠CBD = (3x+8) degrees, find m∠CBD.
What is 41 degrees?
500

What is the diameter of a circle if the area is 36 pi 

12

500

find the volume of a cone if r = 3  h = 9

27 pi