IB MAI HL Geometry & Trigonometry Topic 3.1 Geometry of 3D Shapes (id: b2cf84c62)

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 toy robot has four main parts: two( da t mzp+an-aj;7a0o cylinders (le ct2;) s( sjskan5kp4dgs), a hemisphere (body), and a right cone (ha)csd2k js45p(ksn ;tead). The robot is represented by the diagram below.
The legs have heights of 10 cm and volume $80 cm^3$ each.
The hemisphere has a diameter 30 cm.
The cone has a radius 5 cm.
The toy robot's total height is 32 cm.


1.Calculate the distance between the robot's legs.  cm
2.Calculate the volume of the hemisphere, correct to the nearest $cm^3$.  $cm^3$
3.Calculate the volume of the cone.  $cm^3$
4.Calculate the total surface area of the toy robot. Give your answer to the nearest $cm^2$.  $cm^2$

参考答案:
空格1: 23.6±3%  空格2: 7069±3%  空格3: 183±3%  空格4: 2536 


本题详细解析:

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