Vocabulary
The distance around a circle.
Circumference
Formula for circumference
C = 2πr
Radius = 5, diameter = ?
10
Degrees in a full circle
360
inscribed angle is 70 what is its inscribed arc
140
The distance from the center to the edge
Radius
Formula for area
A = πr²
Diameter = 8, radius = ?
4
Degrees in a semicircle
180
central angles is 80 what is it inscribed arc
80
A line across the circle through the center.
Diameter
Radius = 6, diameter = ?
12
Find circumference if d = 10
31.4
Complementary angles total
90
inscribed angle is 20 what is its intercepted arc
40
a straight line segment whose endpoints both lie on the circle's circumference.
a chord
Diameter = 14, radius = ?
7
Find area if r = 3
28.26
Supplementary angles total
180
intercepted arc is 140 what is its inscribed angle
70
a straight line that touches the circumference at exactly one point
Tangent
Tangent chord formula
Tangent square =( whole )(external)
Find circumference if r = 7
43.96
If an inscribed angle is 40°, intercepted arc = ?
20
what is ms. Y birthday?
oct 28th