What is the midpoint formula for two endpoints (x₁, y₁) and (x₂, y₂)?
NC Math 1 Vocab Flashcard

Flashcard
•
Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Midpoint = ( (x₁ + x₂)/2 , (y₁ + y₂)/2 )
2.
FLASHCARD QUESTION
Front
What does the 'a' in the equation y = ax² + bx + c determine about the parabola?
Back
The direction of opening.
3.
FLASHCARD QUESTION
Front
What type of equation is y = ax² + bx + c?
Back
Quadratic.
4.
FLASHCARD QUESTION
Front
What percentage of data lies in each section of a box and whisker plot?
Back
25%.
5.
FLASHCARD QUESTION
Front
When solving inequalities, when do you flip the sign?
Back
Sometimes.
6.
FLASHCARD QUESTION
Front
What is the formula for the area of a triangle?
Back
Area = 1/2 * base * height.
7.
FLASHCARD QUESTION
Front
What is the Pythagorean theorem?
Back
In a right triangle, a² + b² = c², where c is the hypotenuse.
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