Online teaching



To use this application you need to install and activate Adobe Flash Player


Get Adobe Flash player .













































































































Lines and Planes

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

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

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