Mathematics, 12.11.2020 22:10 milkshakegrande101
A 5-inch-by-7-inch photograph was cut to fit exactly
into a 4-inch-by-6-inch frame. What is the area, in
square inches, of the part of the photograph that was
cut off?
A. 2
B. 10
C. 11
D. 12
E. 24
Answers: 1
Mathematics, 21.06.2019 14:30
Write the sentence as an equation. b increased by 281 is d
Answers: 1
Mathematics, 21.06.2019 19:30
Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.
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
A 5-inch-by-7-inch photograph was cut to fit exactly
into a 4-inch-by-6-inch frame. What is the are...
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