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1.
Sector area
$ B = \dfrac{r\cdot s}{2} $
Circle
Sector
Variables:
B
→
Sector area
r
→
Circle radius
s
→
Arc length
2.
Sector area - version 2
$ B = \dfrac {r^2 \cdot x}{2} $
Circle
Sector
Variables:
B
→
Sector area
r
→
Circlea radius
x
→
Central angle in radians
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Most Important Formulas
Sum and difference formulas
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Sum to product
Product To Sum
Power of trigonometric functions
Two - dimensional coordinate system
Line in plane
Circle
Ellipse
Hyperbola
Limits of Functions
Differentiation rules
Differentiation Formulas
Derivatives of Composite Functions
Higher Order Derivatives
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