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Erin Final Study

Shapes

QuestionAnswer
Rectangle BH
Square BH
Triangle BH/2
Parallelogram BH
Trapezoid (B1 + B2)/2 x H
Kite (D1 x D2)/2
Circle Pi x R squared
Sector a/360 x pi x R squared
Equilateral Triangle (S squared x root 3) / 4
Regular Polygon 1/2 x a x P
What is arithmetic mean Regular mean
What is geometric mean Square root of N x N x N... etc.
Properties of a parallelogram opp sides are parallel opp sides are congruent opp sides angles are congruent diagonals bisect any 2 consecutive angles congruent
Properties of a rectangle all properties of a parallelogram 4 rt angles diagonals congruent
Properties of a kite 2 pairs of unique consecutive sides congruent one diagonal is perp to the other one pair of opp angles congruent diagonals that is the perp bisector bis the angle
Properties of a rhombus 4 sides congruent diagonals are perp bisectors of each other diagonals bis the angles all properties of rectangles and kites diagonals divide it into 4 congruent rt triangles
Properties of an ISOS trap One pair of parallel sides legs are congruent lower base angles congruent upper base angles congruent upper lower base angles supp diagonals congruent
Law of Sines a/sin A = b/sin B = c/sin C
Law of Cosines a squared = b squared + c squared - 2bc cos A
Memorize Pythagorean triples 67
SA prism 2B + Ph
SA cylinder 2B + Ch
SA cone B + pi r L
SA pyramid B + A of 4 triangles
SA sphere 4 pi r squared
Review pulley problems BOO
Review walk-around problems hi
Power theorems
Do you know trig functions?
Created by: ekim13
 

 



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