Radius
Diameter
Polygons
More Polygons
Vocabulary
100
The diameter is 36 cm. What is the radius?
18
100
The radius is 45. What is the diameter?
90
100
What shapes has 4 equal sides?
square
100
What shape has three sides?
triangle
100
Shapes that are the same size and shape.
congruent
200
The diameter is 420. What is the radius?
210
200
The radius is 128. What is the diameter?
256
200
What polygon has 5 sides?
pentagon
200
What polygon has eight sides?
Octagon
200
The point where two sides of a polygon meet.
vertex
300
The diameter is 589. What is the radius?
294.5
300
The diameter is 343.5. What is the diameter?
687
300
What polygon has six sides?
hexagon
300
This equilateral has four sides. Two sides' length is 4 inches. Two sides' length is 2 inches. What shape it is?
rectangle
300
A line segment with endpoints on the same circle
chord
400
The diameter is 450.5. What is the radius?
225.25
400
The radius is 3.28. What is the diameter?
6.56
400
This equilateral has four sides: Two sides are 2 cm. Two sides are 2 cm. What shape is it?
square
400
A line segment that connects the center with any point on the circle.
radius
500
The diameter is 447.58. What is the radius?
223.79
500
The radius is 12.13. What is the diameter?
24.26
500
This polygon has five sides and five vertices.
pentagon
500
This polygon has six sides and six vertices.
hexagon
500
a chord that passes through the center of a circle, it is always twice the length of the radius
diameter
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