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19 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)

What are the 4 ways to prove that two triangles are congruent?

1)SSS


2)AAS


3)SAS


4)RHS

They all have three letters

What is SSS?

when all 3 sides are the same

THINK

What is AAS?

When they have the same 2 angles and a TRAPPED side.

Something is TRAPPED

What is SAS?

2 Sides and a TRAPPED angle

Something is TRAPPED

What is RHS?

Right angle, hypotenuse and side

One of a kind

What is the formula for calculating profit?

Profit = difference/ orginal *100

What is the formula for density?


density?







What happens if there is a negative power?

1 over that number squared

What do fractional powers mean?

Square root etc...

What are the 2 formulas for translation parallel to the x - axis and in which direction do they


move ?

f (x + a) LEFT. ←


f (x - a) RIGHT. →

An insider is not higher or lower

What are the 2 formulas for translation parallel to the y - axis and in which direction do they


move ?

f (x )+ a. UP ↑


f (x )- a. DOWN ↓

Outsider is higher or lower

Formula for the stretch parallel to the y - axis

af (x) STRETCH


1/af (x) SHRINK

If x is left alone, y is effected

Formula for the stretch parallel to the x - axis

f (ax) STRETCH


f (1/a x) SHRINK

If a is with x, x changes.

Formula for the reflection on the x - axis

-f (x)

If the x is positive , it's the x

Formula for the reflection on the


y - axis

f (-x)

If the x is negative, it's y

Where ( in the y axis does sine start) and what are some of its x coordinates?

0


0, 180, 360

Where ( in the y axis does cosine start) and what are some of its x coordinates?

1


90, 270

How to calculate volume of a prism?

1/3 AH


A = area Base


H = height

What does the top of a vector represent?

Left or right