Problem of the Week
Problem E Fold Once
A rectangular piece of paper, PQRS, has PQ = 3...
Mathematics, 18.10.2021 18:20, toricepeda82
Problem of the Week
Problem E Fold Once
A rectangular piece of paper, PQRS, has PQ = 30 cm and PS = 40 cm. The paper has grey lines on one side and is plain white on the other.
The paper is folded so that the two diagonally opposite corners P and R coincide. This creates a crease along line segment AC, with A on PS and C on QR.
Determine the length of AC.
Answers: 2
Mathematics, 21.06.2019 14:30, cutielove2912
Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?
Answers: 1
Mathematics, 21.06.2019 19:20, girlydiy17
Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.
Answers: 3
Mathematics, 21.06.2019 22:10, ava789
Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe
Answers: 3
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