Classify this type of angle.
obtuse
straight
acute
right
What is the formula to find the radius?
R=2(Diameter)
R= 1/2(Diameter)
R=2π(Diameter)
R=π(Diameter)
Identify the pair of angles
Supplementary
Complementarary
Neither
What is the formula to find the Diameter
D=2π(Radius)
D=π(Radius)<sup>2</sup>
D=2(Radius)
D=2(Circumference)
Identify the pair of angles
Supplementary
Neither
Complementarary
A right angle measures how many degrees?
90
0
45
180
What is the formula to find the Circumference?
C=2π(Radius)
C=π(Radius)
C=2(Radius)<sup>2</sup>
C=π(Diameter)
Classify this type of angle.
obtuse
straight
acute
right
An obtuse angle measures between ___ degrees and 180 degrees.
45
0
30
90
Classify this type of angle.
obtuse
acute
straight
right
Identify the type of angle
complimentary
supplementary
adjacent
vertical
What two angles are vertical of one another?
angle 2 angle 4
angle 1 angle 2
angle 1 angle 4
angle 2 angle 3
What is the formula to find the area of a circle?
A= π(radius)<sup>2</sup>
A=π(Radius)
A=2π(Radius)<sup>2</sup>
A=2(Diameter)
Classify this type of angle.
obtuse
right
straight
acute