To find Ɵ, calculate cos⁻¹ (16/32 ... h\)) because it is the longest side and is opposite the right angle. 10 cm should be labelled as opposite (\(o\)) because it is opposite the angle ...
It may be necessary to use Pythagoras' theorem and trigonometry to solve a problem. The shape ABCDEFGH is a cuboid. Length AB is 6 cm, length BG is 3 cm and length FG ...
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