IB MAI HL Geometry & Trigonometry Topic 3.1 Geometry of 3D Shapes (id: 95af09711

本题目来源于试卷: IB MAI HL Geometry & Trigonometry Topic 3.1 Geometry of 3D Shapes，类别为 IB数学

[填空题]
A birthday party cap is made ino2h2 /ug-1zkxfzmydifeodx2: 3ap( d81 or8y the form of a rixhdc rr m+n8iy4j0gn;00tclhz,( a c9ght circular cone that has volume ; (t00xccnj,ahyz0r8mn g +c l4h 9dir$950 cm^3$ and vertical height 20 cm.



1.Find the radius, rr, of the circular base of the cone.  cm
2.Find the slant height, ll, of the cone.  cm
3.Find the curved surface area of the cone.  $cm^2$

参考答案:
空格1: 6.73±3%  空格2: 21.1±3%  空格3: 446±3% 


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