Triangles Flashcards
1
Q
Pythagoras Theorem
A
a^2 + b^2 = c^2
2
Q
Sine rule
A
sinA/a = sinB/b = sinC/c
3
Q
Cosine Rule
A
a^2 = b^2 + c^2 - 2bcCosA
° = cos^-1 ((b^2 + c^2 - a^2) / (2xbxc))
4
Q
Congruent Triangles
A
SSS
ASA
SAS
RHS
