20. During the battle of Turks against the Rajputs of India, the Turk soldiers wore a costume with a metallic shield-like knee pads, buckler (elbow shield) and cap to save themselves from
injuries. The headgear cap (a fez) used by these soldiers is shaped like the frustum of a cone
with its radius on the open side 10 cm, and radius at the upper base as 4 cm and its slant
height as 15 cm
By using the above information, find the following
i. The curved surface area of the cap is.
a. 650 cm?
b. 660 cm?
C. 606 cm
d. 666 cm?
ii. Area of the closed base is:
a 55.285
b. 50.285
C 52.285
d. 56.285
. The area of the material used for making it
a. 701 28 cm
b. 720.28 cm
c. 710 28 cm
d. 717 28 cm
iv. During the conversion of a solid from one shape to another the volume of the new shape
will
a increase
b. remain unaltered
C. double
d. decrease
Answers
Answered by
1
Step-by-step explanation:
56.285
decrease
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