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Cross-section Area and Co-ordinates of Holes : Algebra and Trigonometry

1. A flat is machined on a circular bar if 15 mm diameter with a central depth of 2 mm. Find the area of cross-section of the finished bar.

Q2. The diagram shows 5 holes equally spaced round a pitch circle of diameter 100 mm. Calculate the co-ordinate dimensions (i.e. the x and y co-ordinates) of the hole centres relative to the Ox and Oy axes.

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Solution Summary

Cross-sectional Area and Co-ordinates of Holes are found.