Geometry Formulas

Geometry Formulas 

$A$ = area , $S$ = lateral surface area , $V$ = volume , $h$ = height , $B$ =  area of base , $r$ = radius , $l$ = slant height ,$C$ = circumference , $s$ = arc length   

Parallelogram

$A=nh$

Triangle

 

 $A=\cfrac{1}{2}bh$

 

Trapezoid 

$A=\cfrac{1}{2}(a+b)h$

 

Circle

 $A=\pi r^2 ,C=2\pi r$

Sector

 

 $A=\cfrac{1}{2}r^2 \theta ,s=r\theta$

Right Circular Cylinder

 

  $V=\pi r^2 ,S =2\pi rh$

 

Right Circular Cone

 

 $V=\cfrac{1}{3}\pi r^2 h, S=\pi rl$ 

 

Sphere

 $V=\cfrac{4}{3}\pi r^3 , S =4\pi r^2$