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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 |
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What is SSS? |
when all 3 sides are the same |
THINK |
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What is AAS? |
When they have the same 2 angles and a TRAPPED side. |
Something is TRAPPED |
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What is SAS? |
2 Sides and a TRAPPED angle |
Something is TRAPPED |
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What is RHS? |
Right angle, hypotenuse and side |
One of a kind |
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What is the formula for calculating profit? |
Profit = difference/ orginal *100 |
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What is the formula for density? density? |
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What happens if there is a negative power? |
1 over that number squared |
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What do fractional powers mean? |
Square root etc... |
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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 |
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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 |
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Formula for the stretch parallel to the y - axis |
af (x) STRETCH 1/af (x) SHRINK |
If x is left alone, y is effected |
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Formula for the stretch parallel to the x - axis |
f (ax) STRETCH f (1/a x) SHRINK |
If a is with x, x changes. |
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Formula for the reflection on the x - axis |
-f (x) |
If the x is positive , it's the x |
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Formula for the reflection on the y - axis |
f (-x) |
If the x is negative, it's y |
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Where ( in the y axis does sine start) and what are some of its x coordinates? |
0 0, 180, 360 |
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Where ( in the y axis does cosine start) and what are some of its x coordinates? |
1 90, 270 |
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How to calculate volume of a prism? |
1/3 AH A = area Base H = height |
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What does the top of a vector represent? |
Left or right |
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