Inside a square two lines are drawn, as shown in the diagram, forming two right-angled triangles. If the larger right-angled triangle has a base length of 15 and a height of 20, what is the orange-shaded area? We hope you enjoy solving this #mathspuzzle from the UKMT Maths Challenge (ukmt.org.uk), with a sneaky set of similar triangles providing some surprising #geometry fun!
Негізгі бет Easy Once You Spot the Hidden Trick
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