Trigonometry Flashcards
1
Q
Pythagoras’ Theorem
A
a^2 + b^2 = c^2
2
Q
Hypotenuse
A
The longest side of a right-angled triangle. It borders the angle to be found/marked angle, but does not border the right angle.
3
Q
Adjacent
A
The side of the triangle that borders both the right angle and the angle to be found/marked angle.
4
Q
Opposite
A
The side of the triangle that borders the right angle, but does not border the angle to be found/marked angle.
5
Q
Sine
A
Sine (Sin) = Opposite (Opp) / Hypotenuse (Hyp)
6
Q
Cosine
A
Cosine (Cos) = Adjacent (Adj) / Hypotenuse (Hyp)
7
Q
Tangent
A
Tangent (Tan) = Opposite (Opp) / Adjacent (Adj)
