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Lines and Planes

Author: Math ELS
Description:
Keywords: , , , , , , online teaching

Content:
Definitions:
0. Volume of the pyramid whose base area 10 cm² and h = 3 cm
1. Height of pyramid whose volume =15 cm³ and base area =9 cm
2. Volume of the cone whose height is 12 cm and r = 3 cm
3. Two st. lines have two points in common the they
4. Skew lines
5. If two straight lines have 3 common non-collinear points
6. The PLANE is determined by
7. Number of planes passes through 3 collinear points
8. Number of planes passes through 4 non-coplanar points
9. Coplanar
10. Height of the cone whose volume is 32 π cm³ and r = 4 cm
11. Collinear
12. Volume of the cone whose height is 9 cm and r = 5 cm
13. Volume of the pyramid whose base area 10 cm² and h = 9cm
14. radius of the cone whose volume is 24 π cm³ and h = 8 cm
15. Number of straight lines passes through two given points

Answers:
0. one
1. 75 π cm³
2. they coincide
3. 5 cm
4. 36 π cm³
5. 4
6. non-coplaner
7. 6 cm
8. Two parallel straight lines
9. infinite
10. in the same plane
11. 3 cm
12. 30 cm³
13. intersect
14. on the same straight line
15. 10 cm³
.