STEP 1 - RIGHT TRIANGLE x 4: Take one piece of card and fold it in half, then fold it in half again... Image caption, ... use the ruler and pencil to draw a straight line across the bottom corner of ...
Add Yahoo as a preferred source to see more of our stories on Google. Pythagoras Theorem Blackboard What began as a bonus question in a high school math contest has resulted in a staggering 10 new ...
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