Shapes
Shapes Cont.
Triangles
Circles
Formulas
100
This is a three sided shape
What is triangle
100
A closed figure made of line segments each of which intersects with exactly two other line segments.
What is a polygon
100
This type of Triangle has equal sides and equal angles of 60 degrees
What is an Equilateral Triangle
100
The distance across a circle through the center
What is Diameter
100
Area = Length X Width
What is a Rectangle
200
This shape is a four sided polygon
What is a quadrilateral
200

5-sided polygon

What is a pentagon

200
This triangle has two equal sides and two equal angles
What is an Isosceles Triangle
200
The distance from the center of a circle to any point on the circle
What is Radius
200
Area = Base X Height
What is a Parallelogram
300
This shape is a quadrialateral with sides of equal length and four 90 degree angles
What is a square
300
6-sided polygon
What is a Hexagon
300
This triangle has now equal sides and no equal angles
What is a Scalene
300
A line segment that joins two points on a curve
What is Chord
300
Area = 1/2 of the base X the height
What is a Triangle
400
This shape is a quadrilateral with four 90 degree angles and two sides longer than the other two
What is a rectangle
400
7-sided polygon
What is a Heptagon
400
This type of triangle has angles all less than 90 degrees
What is an Acute
400
The perimeterer of the circle is known as this
What is Circumference
400
A = pr2
What is a circle
500
This shape is a four sided polygon with 2 pairs of parellel sides
What is a polygon
500
8-sided polygon
What is an octagon
500
This Triangle has one angles greater than 90 degrees
What is obtuse triangle
500
A segment of the circumference of the circle
What is Arc
500
Area = (1 / 2)(a + b) * h
What is a Trapezoid