Labels:book | curtain | person | scissors | tabloid OCR: ARCHIMEDES (287 BC- 212 BC) HE GREEK mathematician Archimedes was the father of geometry. He discovered the value of pi which the ratio of the circumference circle liatneter Pi is pasn to calculate the volume cylinders and spheres Archimedes then looked for ways of measuring the volume and mass of irregular objects Eventually he discovered the principle displacement: that an object put wholly or partly into watet loses weight equal to the weight of water 1t displaces One method oflifting water known as the Archimedes screw because itis thought that he invented UFF MFASURINE ARCHIMEDES' ALSO STORY DENSLT'Y PRINCIPLE ARCHMEDES circumf ference diameter Emeasuring DENSITY
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