General Vocab Words Flashcards
Law of Cos
c^2 = a^2 + b^2 - [2ab x cos(c)]
Law of Sin
sin(c)/c = sin(a)/a = sin(b)/b
Area of a Parallelogram
A=(b)(h)
Isosceles Triangle
Has two congruent sides
Scalene Triangle
All sides are different
Rhombus
Any parallelogram with 4 equal sides of length (including squares) with 2 perpendicular bisectors
Quadrilateral
A figure with 4 straight sides
Area of a Quadrilateral
A=[(b_1+b_2) (h)]/2
What is point C considered in a circle
The center
Area of a Trapezoid
[(a_1+b_1)/2]/(h)
What is a trapezoid
A Quadrilateral with 2 parallel sides
What are the slopes of Perpendicular lines
Negative Reciprocals
Midpoint
The middle of a line segment
What is a regular shape
angles are congruent and sides are congruent
What is a polygon
a fully closed 2D shape with straight lines (ex. Triangles, Quadrilaterals)
What is a hexagon
a shape with 6 flat sides and angles
Distance Formula
d=sqrt{(x_2-x_1)^2+ (y_2-y_1)^2}
Bisector
Splitting of something into 2 congruent or equal parts
Arithmetic Sequence
Geometric Sequence
What is a Kite
A quadrilateral with two distinct pairs of consecutive congruent sides
What is a parallelogram
a quadrilateral with two pairs of parallel sides
Square
A quadrilateral with 4 equal sides and 4 right angles
Area of a Rhombus
A=(pxq)/2 (p and q are two diagonals)
