8. A cone has a cross-section through the vertex and a diameter of the base. What figure will be the result? A. circle B. ellipse C. triangle D. trapezoid

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Q: 17. Use a calculator to find the circumference of the ellipse, rounded do 2 decinl elec. 1 16 36,

A: Given,

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A: Note: Due to Bartleby answering guidelines, I have solved only question no. 1.