以上的图为一无盖盒子,求其表面积。
初三上册:第6章 (Part 2)

Quiz
•
Mathematics
•
9th Grade
•
Hard
陈伟菁Tan, Ching
Used 5+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
137 cm2
150 cm2
176 cm2
180 cm2
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
一直圆柱的体积为1540 cm3,高为10 cm,求其底半径。(取 )
7 cm
14 cm
21 cm
28 cm
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
一棱锥的底面积为正方形,高为9 m ,若其体积为108 m3 ,求其底面的边长。
3 m
6 m
m
m
m
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
以上的图为半球体,求其体积。
(答案以 π 表示)
18π
36π
54π
108π
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
一直圆锥的底半径为3 cm,斜高为 5 cm,求其体积。
( 取 )
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
一球的表面积为36π cm2,求其体积。
18π cm3
36π cm3
54π cm3
72π cm3
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
以上的图所示为一高为 9 cm 的正棱锥。若它的体积为75 cm3 ,求 x 的值。
3 cm
5 cm
6 cm
8 cm
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