SAT Math Vocabulary
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84 Terms
Which one of these "triples” is a Pythagorean triple?
3-4-5
Which one of these "triples” is a Pythagorean triple?
9-12-15
Which one of these "triples” is a Pythagorean triple?
5-12-13
Which one of these "triples” is a Pythagorean triple?
7-24-25
Which one of these "triples” is a Pythagorean triple?
8-15-17
Which one of these "triples” is a Pythagorean triple?
9-40-41
Which one of these "triples” is a Pythagorean triple?
11-60-61
Which one of these "triples” is a Pythagorean triple?
12-35-37
What are the missing side lengths in this special triangle?
n=18 & m=9
What type of special right triangle is this?
30-60-90
What type of Special Right triangle is this?
45-45-90
Define tangent Line
a straight line that touches a curve at a single point and shares the exact same slope as the curve at that point
Define Secant Line
a straight line that intersects a curve at two or more distinct points
What is the formula for volume of a rectangle
V=lwh
What is the formula for volume of a sphere
V=4/3πr³
What is the formula for Volume of a cone
V=1/3πr²h
What is the formula for volume of cylinder?
v=πr²h
What is the formula for volume of a pyramid?
v=1/3bwh
What is the formula for area of a square?
A=s²
What is the formula for volume of a cube?
A=s³
What is the formula for finding the “square of sum”
a²+2ab+b²=(a+b)²
What is the formula for finding the “sqaure difference”
a²-2ab+b²=(a-b)²
What s the formula for finding the difference of squares?
a²-b²=(a+b)(a-b)
Complete 1 special factoring question every time you see this card
ok!
What is the formula for the discriminant?
b²-4ac
How many solutions~b²-4ac <0
No solutions
How many solutions~b²-4ac > 0
2 real solutions
How many solutions~ b²-4ac=0
1 real solution
What is the formula for finding the axis of symmetry given 2 x-intercepts?
(First point + Second)/2
What is the formula for finding the x values of the vertex?
h=-b/2a
Everytime you see this question write the quadratic formula once
ok!
what is the basic formula for circle problems.
Central angle/360= arc length/circumference= sector angle/ sircle area
In the context of a triangle inscribed in a circle-If the radii have the _____ length, its an isosceles triangle
Same
Vertical angles
Pairs of non-adjacent angles formed by 2 intsercecting lines
Supplementary angles
Two angles whose measures up to 180
Complementary:
Two angles whose sum is 90
What is the inscribed angle theorem?