Unit 1
Intro to Polynomials
Intro to Polynomials
What is a polynomial?
a mathematical expression made of constants, exponents, and a operation
What does angle mean?
The intersection of two rays at en endpoint
What's the Translation of (2,3) when right 3 down 3
(5,0)
In the Pythagorean Theorem
Identify the legs
a^2+b^2=c^3
a^2 , b^2
What is the formula of sine?
sin θ = Perpendicular / Hypotenuse.
What is a trinomial?
A mathematical equation that has 3 terms
What is a Vertical Angle?
Two angles directly across from each other on intersecting lines
What’s the translation of (10,6) when left 15 up 19?
(-5,25)
In a right triangle what's across the right angle?
hypotenuse
What is the formula of cosine?
cos A = sin B = b/c.
the length of the adjacent side / the length of the hypotenuse
True or False?
3x+67-4x is a trinomial?
True
If two angles are adjacent, then they are congruent. True or False?
False
x The ratio of corresponding sides is called the _______
ratio of similarly
what is the formula of The Pythagorean Theorem?
a^2+b^2=c^2
what is the formula of tangent?
tan x = sin x cos x .
True or false?
X^2 +5y is a polynomial
True
What are congruent segments?
Segments that have the same length
x If polygons are similar, then their ____ are also proportional
sides
True or False?
The legs could be bigger than the hypotenuse.
False
Convert 500° to radians
Do you simplify first?
Yes
What is symmetry?
Half the shape is a mirror of the other image
Whats the Translation of (X -9, Y +5) to (13,4)?
(4,-1)
How many degrees are in a right angle?
90 degrees
How many radians are in 225°?
225(2pi/360)=25pi/9