Trigonometry close trigonometryThe study of sides and angles in triangles. can be used to find a missing side in ... a\)) and \(x\) should be labelled as hypotenuse (\(h\)). The only trigonometric ...

can be used to find a missing angle in a right-angled triangle ... 12 cm should be labelled as hypotenuse (\(h\)) because it is the longest side and is opposite the right angle.