18,
(1) How much cloth material will be required to cover 1 big central dome of radius 4.5 meters?
23 뀌
Take =
(a) 127.28 m2
(b) 172.17 m
(c) 170.17 m
(d) 120.17 m
(ii) Write the formula to find the volume of a cylindrical pillar
(b) rul
(c) (1 + r)
(d) 2.17
(iii) Find the lateral surface area of two pillars of height of the pillar is 6 m and radius of the base is 12 m.
(a) 89 Sm?
(b) 90.5 m
(c) 915 m
(d) 88.5 m2
(iv) How much is the volume of a hemisphere if the radius of the base is 2.5 m?
(a) 30.7 m
(b) 32.0 m
(c) 32.73 m
(d) 373 m
(v) Write the formula to find the volume of a hemispherical domes.
2
3
(b)
(a)
(c) 20
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Answer:
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Step-by-step explanation:
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