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A sphere with radius 13 is intersected by a plane that is 5 units from the sphere's center. What is the radius of...
A right circular cone has base radius 9 and height 15. It is sliced by a plane passing through the apex and...
Right triangles ABC and DEF each have a right angle at A and D respectively, with AB = DE = 12. It is also given...
A regular hexagonal deck has side length 8 ft and apothem 6.93 ft. Decking material costs $45 per square foot. What...