[填空题]
A toy robot has four main dtf8b htmx b.+s 0xo81parts: two cylinders (legsqec*4h 6;-ioyb ek+ p) e4wy6agja k)x), a hemisphere (body), and a right cone (head). The robot is represenk)c4 ek+-pjhoqy* beyw6 a x)e i4g;a6ted 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 $cm^2$. $cm^2$
