Law of Cosines c^2=a^2+b^2- 2ab(cosC) Side Angle Side cos^-1 A= √(s(s- a)(s-b)(s- c)) sin Angle Side Angle sinA/a=sinB/b=sinC/c Ambiguous Case Angle Angle Side 1/2(a+b+c) Area h=b(sinA) Law of Sines A=h/b Triangle Side Side Side A=1/2(bc) (sinA) A=1/2(ab) (sinC) a^2=c^2+b^2- 2bc(cosA) Acute Obtuse A=1/2(ac) (sinB) Oblique A>90 degrees b^2=a^2+c^2- 2ac(cosB) A<90 degrees Heron's formula Side Side Angle a/sinA=b/sinB=c/sinC Law of Cosines c^2=a^2+b^2- 2ab(cosC) Side Angle Side cos^-1 A= √(s(s- a)(s-b)(s- c)) sin Angle Side Angle sinA/a=sinB/b=sinC/c Ambiguous Case Angle Angle Side 1/2(a+b+c) Area h=b(sinA) Law of Sines A=h/b Triangle Side Side Side A=1/2(bc) (sinA) A=1/2(ab) (sinC) a^2=c^2+b^2- 2bc(cosA) Acute Obtuse A=1/2(ac) (sinB) Oblique A>90 degrees b^2=a^2+c^2- 2ac(cosB) A<90 degrees Heron's formula Side Side Angle a/sinA=b/sinB=c/sinC
(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
Law of Cosines
c^2=a^2+b^2-2ab(cosC)
Side Angle Side
cos^-1
A= √(s(s-a)(s-b)(s-c))
sin
Angle Side Angle
sinA/a=sinB/b=sinC/c
Ambiguous Case
Angle Angle Side
1/2(a+b+c)
Area
h=b(sinA)
Law of Sines
A=h/b
Triangle
Side Side Side
A=1/2(bc)(sinA)
A=1/2(ab)(sinC)
a^2=c^2+b^2-2bc(cosA)
Acute
Obtuse
A=1/2(ac)(sinB)
Oblique
A>90 degrees
b^2=a^2+c^2-2ac(cosB)
A<90 degrees
Heron's formula
Side Side Angle
a/sinA=b/sinB=c/sinC