Mathematics, 18.11.2021 20:10 ogc2001
A sector of any angle 110° at the centre of a circle is cut away from a circular piece of paper of radius 70cm, the remaining part is folded to form a cone, find;
1. the vertical angle of the cone?
2. the angle of the sector?
Answers: 1
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A sector of any angle 110° at the centre of a circle is cut away from a circular piece of paper of r...
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