A.
Fig. 6
Solve the following questions:
(2 x 4 = 8 mark
a) Two semicircular parts are removed from a semicircular disc, as shown in Fig 7.
(i) Find area of the shaded region.
(ii) If a thread is to be placed around the boundary of the shaded region, find the
length of the thread required.
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Answer:
it is mask
Step-by-step explanation:
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