Watch this video to understand how Pythagoras Theorem can be used to calculate the length of any side in a right-angled triangle. Before doing this section revise the National 4 Lifeskills Maths ...
AB is 6 cm, BG is 3 cm and FG is 2 cm. Calculate AF. Draw the right-angled triangle ACF and label the sides. This is the right-angled triangle that contains the unknown AF. To calculate AF, AC is ...
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