Use pythagoras' theorem to find the length of the hypotenuse
Pythagoras' theorem: finding the missing length
Pythagoras' theorem: finding the hypotenuse length or missing leg
Use pythagoras' theorem to find the perimeter
Evaluate trigonometric functions of special angles: sin, cos and tan
Word problems on pythagoras' theorem
Using converse of pythagoras' theorem: is it a right triangle?
Find out trigonometric ratios: sin, cos and tan
Find trigonometric functions: use calculator
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