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kelo251
20.10.2019 •
Mathematics
Hemisphere o with radius 6 cm is given in the figure on the picture. when rotating it 30 degrees with b, which is one end of the diameter ab, as the center of rotation, answer the following questions.
①find the circumference of the shaded part
②find the area of the shaded part
how do i solve!
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Ответ:
= 3.14*6 + 3.14*6/12 = 18.84 + 1.57 = 20.41 cm
2) Area of shaded region = CSA of hemisphere
2
Ответ:
Robin is winning the game and the explanation for the answer is :
Step-by-step explanation:
core represents the number of centimeter each player is away from the center. Given the mean of Robin = 107 and mean of Evelyn = 138
And, as it is mentioned that the player whose object lands more close to the center wins the game.
Evelyn has the greater mean. It indicates that, on average, Evelyn objects landed farther away from the center than Robin's.
Therefore, this difference means that Robin is winning the game.