CONE
Authored by BABAR SHAIK
Mathematics
9th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The lateral surface area of a Cone of radius 'r' , slant height 'l'and height 'h' is
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the curved surface area of the cone of radius 7cm and slant height 7cm ?
154 cm
155 cm
154 cm2
154 m2
Answer explanation
C.S.A OF CONE = πrl
= 22/7 * 7*7
= 22 * 7
= 154 cm2
3.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Find the lateral surface area of a cone with radius 5cm and slant height 8cm
40π cm2
45π cm2
50π cm2
55π cm2
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
If the radius of a cone is 6cm and height is 8cm, what is the total surface area of the cone?
96π cm2
100π cm2
104π cm2
108π cm2
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which type of triangle we observe in the Cone
Acute angled triangle
Obtuse angled triangle
Right angled triangle
None
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the formula to find the volume of a cone?
1/3 * π * r2 * h
2/3 * π * r2 * h
π * r2 * h
4/3 * π * r2 * h
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Calculate the total surface area of a cone with radius 4cm and slant height 6cm
40π cm2
42π cm2
44π cm2
46π cm2
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