Question

Case study-based questions
are compulsory. Attempt
any 4 sub parts from each question. Each question
carries 1 mark.
17. The interior of a building is in the form of a cylinder
of diameter 4.3m and height 3.8m, surmounted by
a cone whose vertical angle is a right angle.
3.8 m
+43 m
The interior of another building is in the form of a
cylinder surmounted by a hemispherical dome.
The base diameter of the dome is 4m and total
3
height of the building is equal to
of the diameter
2
of the dome.
Read the above information carefully and give the
answer of the following questions:
in the first building, the height of the cone is:
4.3
(b) 4.3 m
(c) 8.6 m
(d) 8.1 m
(in) In the first building, the slant height of the cone is:
4.3
2
(b) 4.312 m
4.3
(d) 8.62 m
2
(iii) The volume of the first building is:
(a) 62.65 m2
(b) 65.62 m
(c) 56.26 m
(d) 26.56 m?
(iv) The volume of the second building is:
(a) 65.07 m
(b) 60.57 m2
(c) 67.05 m2
(d) none of these
(V) Out of the two buildings, whose volume is more
and how much?
(a) first building, 2.43 m?
(b) second building, 1.43 m?
(c) both buildings have equal volume
none of the above
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Answer 1

Answer:

The interior of a building is in the form of cylinder of diameter 4.3m and height 3.8m surrounded by a cone whose vertical angle is a right angle. Find ...

Top answer · 19 votes

We haveRadius of the base of the cylinder r1 = 4.32 m = 2.15m Radius of base of the cone = r1 = 2.15m Height of the cylinder h1 = 3.8m In VOA we have si

Answer 2

Answer:

gakaala

Step-by-step explanation:

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