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Circumference of a semi-circle

Volume of a rectangular prism

Supplementary Angles

Area of a triangle

Volume of a triangular prism

SSS

Vertical Angles

Area of a rectangle or square

AAA

Circumference of a Circle

Area of a Circle

Complementary Angles

Area of a semi-circle

length x width x height

all angles together = 180 degrees

Angles that are on opposite sides of the figure. They are equivalent.

2 or more angles that have a sum of 90 degrees because together they form a right angle

Pi x radius squared

length x width

2 or more angles that equal 180 degrees because together they form a straight line.

a + b > c

1/2 x pi x diameter

Pi x diameter

1/2 x base x height

1/2 x pi x radius squared

1/2 x base x height x height