Relier Pairs Geometry Formulas (D)Version en ligne 7th grade geometry par STEPHANIE GREGORY 1 Supplementary Angles 2 Volume of a triangular prism 3 Complementary Angles 4 SSS 5 Circumference of a semi-circle 6 Area of a rectangle or square 7 AAA 8 Circumference of a Circle 9 Vertical Angles 10 Area of a triangle 11 Area of a semi-circle 12 Volume of a rectangular prism 13 Area of a Circle 2 or more angles that equal 180 degrees because together they form a straight line. 1/2 x base x height Pi x diameter Pi x radius squared all angles together = 180 degrees length x width x height Angles that are on opposite sides of the figure. They are equivalent. 1/2 x pi x diameter 2 or more angles that have a sum of 90 degrees because together they form a right angle 1/2 x pi x radius squared a + b > c 1/2 x base x height x height length x width