Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
26 Cards in this Set
- Front
- Back
|
Lateral area of a cone
|
Pi*radius*slant height
|
|
|
Volume of a Cone
|
1/3 Pi*radius cubed*height
|
|
|
Surface Area Sphere
|
4*pi*radius squared
|
|
|
Volume Sphere
|
4/3 Pi*radius cubed
|
|
|
Volume Cylinder
|
Pi*radius squareed*Height
|
|
|
Surface Area Cylinder
|
2 bases + 2*pi*radius*height
|
|
|
Volume Prism
|
Base area*Height
|
|
|
Surface Area Prism
|
2*Base Area + Height *Periimeter of the Base
|
|
|
Volume Pyramid
|
1/3 Base area*Height
|
|
|
Midline Theorem
|
If a segment joining the midpoints of 2 sides of a triangle is parallel to the third side, then its length is one half the length of the third side.
|
|
|
Sum of measures of the angles in a polygon
|
(n-2)180
|
|
|
Diagonals in a polygon
|
n(n-3)
------- 2 |
|
|
Measure of each exterior angle of a polygon
|
360
----- n |
|
|
Means Extremes Products theorem
|
In a proportion, the product of the means is equal to the product of the extremes.
|
|
|
Side-Splitter Theorem
|
If a line is parallel to 1 side of a triangle and intersects the other 2 sides, it divides those 2 sides proportianally
|
|
|
Distance Formula
|
√(x2 –x1)squared +(y2–y1)squared
|
|
|
30, 60, 90
|
x x√3 2x
|
|
|
45, 45, 90
|
x x x√2
|
|
|
2 Tangent Theorem
|
If 2 tangent segments are drawn to a circle from an external point, then those segments are congruent.
|
|
|
Area Trapezoid
|
½h(b1+b2)
|
|
|
Area Kite
|
½(d1)(d2)
|
|
|
Area Equilateral Triangle
|
s(squared)√3
------------- 4 |
|
|
Area Regular Polygon
|
½ Apothem*Perimeter
|
|
|
Hero's Formula
|
A=√s(s-a)(s-b)(s-c)
|
|
|
Brahmagupta's Formula
|
A(inscribed quad)= √s(s-a)(s-b)(s-c)(s-d)
|
|
|
Equation of a circle center= (h,k) radius = r
|
(x-h)2+(y-k)2 =r2
|
