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Lines and Planes

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

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

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