Triangles
What is the pythagareom theory.
A^2 + B^2= C^2
How do you find the area of a circle
pi times the radius squared
what is sine?
Opposite/hypotenuse
a line that cuts through 23 paralell lines
transversal
A standard six-sided die is rolled once. What is the probability, written as a fraction in simplest form, of rolling a number that is a factor of 6?
2/3
how do you write triangle inequalities
a-b<S<a+b
How do you find the circumference of a circle
2*pi*the radius
what is cosine?
adjacent/hypotenuse
All angles in every triangle add up to what?
180 degres
A jar contains 8 red marbles, 5 blue marbles, and 7 green marbles. If one marble is chosen at random, what is the probability that it is not blue?
3/4
how do you find the sum of interior angles
(n-2)180
How do you find area of triangle
1/2*base*height
what is tangent
opposite/adjacent
write a possible triangle inequailty
5<x<23
A coin is flipped and a standard six-sided die is rolled. What is the probability of getting "heads" on the coin and rolling a number greater than 4 on the die?
1/6
What is the exterior angle theorem in triangles.
the measure of an exterior angle of a triangle is always equal to the sum of the measures of its two remote angle
How do you find the area of a square
base*height
What do you do is x is on the bottom?
You divide ex Side a/sin(angle)
a triangle with one angle greater than 90 degress
obtuse triangle
A bag contains 4 chocolate chip cookies and 6 oatmeal raisin cookies. You randomly pick one cookie, eat it, and then randomly pick a second cookie. What is the probability that you choose two chocolate chip cookies in a row?
2/15
Find the missing leg if the hypotenuse c = 13 and leg a = 12
b = 5
How do you find the area of a trapezoid
a+b/2*height
what do you do if you need to find the angle
you use the inverse operation
calculate the distance between points (-4,2) and (15,6)
the square root of 377 or 19.4
Marcus flips a coin 50 times. It lands on heads 28 times and tails 22 times. What is the experimental probability of landing on tails, and how does it compare to the theoretical probability?
11/25=experimental 1/2=theoretical