Right Triangle Trig + Area Formulas

tan (opp/adj)

cot (adj/opp)

sin (opp/hyp)

csc (hyp/opp)

cos (adj/hyp)

sec (hyp/adj)

Cone Area Formula

πr^2 + πrs

regular polygon area formula

1/2 (apothem) (perimeter)

square pyramid SA formula

2bh + s^2

Circle Circumference Formula

2πr or πd

cylinder SA formula

2πrh+2πr²

Rhombus/Kite Area Formula

A=1/2d1d2

trapezoid area formula

A=1/2h(b1+b2)

Parallelogram Area Formula

A=bh