Created by StemPy LabA coin of radius lies exactly in the middle of a plate of radius . A straight cut across the plate just touches the coin. How long is the cut?
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← Two straight fences just touch a round pond and meet at a corner K, making an angle of 58° with each other. The two lines from the middle of the pond to the touching spots form what angle?A round wire ring fits snugly inside a triangular frame with a right angle, touching all three bars. The two short bars are 12 cm and 35 cm and the long bar is 37 cm. What is the radius of the ring? →
More onGeometry › Circles
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