Mathematics, 22.06.2019 18:30 donnasueanger
The town recreation committee raised money to increase the circumference of a jogger's park, which was initially 1200 feet. it was decided to multiply the radius of the jogger's park by 3. if this decision were to be implemented, what would be the circumference of the new park? a. 1280 ft. b. 2820 ft. c. 3600 ft. d. 4560 ft.
Answers: 2
Mathematics, 21.06.2019 15:30
Find the perimeter of the figure shown above. a. 50 cm c. 30 cm b. 64 cm d. 60 cm select the best answer from the choices provided a b c d
Answers: 1
Mathematics, 21.06.2019 19:40
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Mathematics, 21.06.2019 22:00
Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°
Answers: 1
The town recreation committee raised money to increase the circumference of a jogger's park, which w...
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