Question

please send me the answer of this question​...it's urgent

Answer 1

Answer:

@ = Length of Arc / radius

@ = 15/25 = 3/5 radian

now,

π radian ----------- 180°

3/5 radian --------- 180 *7/22 *3/5 = 378/11 = 35(3/11)° (Ans)

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Answer 2

Answer:

Please see the attachment