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Lines and Planes

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

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

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