Secondary 2, Mathematics, Worksheet 4: Volume and surface area – no ans, tbc
Secondary 2, Mathematics, Worksheet 4: Volume and surface area – no ans, tbc
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Question 1 of 12
1. Question
1 point(s)The slant height of a pyramid with a square base is 9cm and the total surface area of the pyramid is 88c$m^2$. Find the length of one side of the square base.
CorrectIncorrect 
Question 2 of 12
2. Question
1 point(s)The volume of a circular cone is 18$\pi$c$m^3$ and the base area is 6$\pi$c$m^2$ ? Calculate the height of the cone.
CorrectIncorrect 
Question 3 of 12
3. Question
1 point(s)The volume of a circular cone is 187$\pi$c$m^3$ and the base area is 6$\pi$c$m^2$. Calculate the slant height if the curved surface area is 167$\pi$c$m^2$.
CorrectIncorrect 
Question 4 of 12
4. Question
1 point(s)Find the total surface area of a circular cone if its base is 160c$m^2$ and its slant height is 12 cm.
Correct your answer to 2 decimal places.
(Take $\pi$=3.142)
CorrectIncorrect 
Question 5 of 12
5. Question
1 point(s)The height of a cone is 6cm and its base radius is 3.5cm. Find the volume of the cone.
(Take $\pi$=3.142)
CorrectIncorrect 
Question 6 of 12
6. Question
1 point(s)A circular cone has volume 420$\pi$c$m^3$ and height 15cm. Its curved surface is 216$\pi$c$m^2$. Find the total surface area of the cone. Correct your answer to 4 significant figures.
(Take $\pi$=3.142)
CorrectIncorrect 
Question 7 of 12
7. Question
1 point(s)A hemisphere has a volume of 486$\pi$c$m^3$. Find the curved surface area of the hemisphere
CorrectIncorrect 
Question 8 of 12
8. Question
1 point(s)A hemisphere has a volume of 486$\pi$c$m^3$. Find the total surface of the hemisphere .
(Leave your answer in terms of $\pi$)CorrectIncorrect 
Question 9 of 12
9. Question
1 point(s)Find the radius of the following spheres with surface area of 512c$m^2$ ?
Correct your answer to 2 decimal places.
(Take $\pi$=3.142)
CorrectIncorrect 
Question 10 of 12
10. Question
1 point(s)Find the radius of the following spheres with volume of 1496.4c$m^3$.
Correct your answer to 2 decimal places.(Take $\pi$=3.142)
CorrectIncorrect 
Question 11 of 12
11. Question
1 point(s)A hemisphere with radius b cm has the same volume as a cylinder with radius b cm and height r cm.
If the height of the cylinder is 15cm, find the radius of the hemisphere.
($\pi$=22/7)
CorrectIncorrect 
Question 12 of 12
12. Question
1 point(s)A hemisphere with radius b cm has the same volume as a cylinder with radius b cm and height r cm.
If the total surface area of the hemisphere is 1848c$m^2$, find the height of the cylinder.($\pi$=22/7)
CorrectIncorrect