# Study sets matching "math chapter 11 formulas algebra"

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circumference

arc length (degrees)

arc length (radius)

area of a circle

arc length mARC... = ... _______________ _____________... 2πr 360

arc length mARC... = ... _______________ _____________... 2πr 2π

circumference

arc length (degrees)

arc length mARC... = ... _______________ _____________... 2πr 360

Area of a square/rectangle formula

Area of a triangle formula

Area of a equilateral triangle formula

Area of a regular polygon formula

Area = Base x Height

Area = 1/2 x Base x Height

Area = 1/4 x the square root of 3 x side squared

Area = 1/2 x apothem x perimeter

Area of a square/rectangle formula

Area = Base x Height

Area of a triangle formula

Area = 1/2 x Base x Height

arithmetic sequence

Formula for arithmetic sequence

Series

Formula for arithmetic series

a sequence whose terms are found by adding a number called the…

a_n=a_1+(n-1)d

Sum of terms in a sequence

S_n= n/2(a_1+a_n)

arithmetic sequence

a sequence whose terms are found by adding a number called the…

Formula for arithmetic sequence

a_n=a_1+(n-1)d

a(n)=a(1)+(n-1)d

a(1)=___a(n+1)=a(n)+d

a(1)=___a(n)=a(n-1)+d

S(n)=n/2(a(1)+a(n))

Explicit formula (arithmetic)

Recursive formula (arithmetic)

Recursive formula (arithmetic)

Sum of the first "n" terms (arithmetic)

a(n)=a(1)+(n-1)d

Explicit formula (arithmetic)

a(1)=___a(n+1)=a(n)+d

Recursive formula (arithmetic)

integers

positive integers

negative integers

opposites

positive and negative whole numbers

numbers greater than zero

numbers less than zero

two numbers with the same absolute value but different signs

integers

positive and negative whole numbers

positive integers

numbers greater than zero

general term of an arithmetic sequence…

general term of an arithmetic sequence…

sum of first n terms of an arithmetic s…

common ratio

a↓n=a₁+(n-1)d

a↓n=a↓p+(n-p)d

S↓n=n/2(a₁+a↓n)

r=a₂/a₁

general term of an arithmetic sequence…

a↓n=a₁+(n-1)d

general term of an arithmetic sequence…

a↓n=a↓p+(n-p)d

find the angle measure with the vertex…

find the angle measure with the vertex…

find the angle measure with the vertex…

Find the lengths of intersecting cords:

1/2 measure of the ARC

1/2 the sum of the measures of the ARCs

1/2 the difference of the measures of the ARCs

(segment x segment) = (segment x segment)

find the angle measure with the vertex…

1/2 measure of the ARC

find the angle measure with the vertex…

1/2 the sum of the measures of the ARCs