棱锥Q内接于球底部是四边形ABCE顶点为V设AD=2BC,直线AB,CD交于E,E和BC在AD的同侧,侧锥T的底面是三角

.*..\ \ .\ \
*** ' `\/' * ' `\/' *
V ( .*)( .*)
/\|/\ \ .*./ \ .*./
| `\ ...*/' `\ ...*/'
| `\ * .*.*/' _ _ `\ * .*.*/'
`\ * */' ( `\/'*) `\ * */'
`\/' \ */' `\/'
`\/'