Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 7 - No. 2)
What does the term 'adjacent' refer to in the context of a right triangle and a given angle?
The side opposite the angle.
The longest side of the triangle.
The side next to the angle that is not the hypotenuse.
The right angle.
Explication
The adjacent side is the side next to the angle in question, excluding the hypotenuse.