Mathematics, 13.08.2021 01:30 annie2u559
A bridge across a river is supported by a semielliptical arch with diameter (length of the major axis) of 1250 feet. The surface of the river lies on the major axis, and the center of the arch rises 175 feet above the river's surface. A horizontal roadway is 3 feet above the center of the arch. Find the vertical distance from the roadway to a point on the arch that is 600 feet (horizontally) from the center.
Answers: 3
Mathematics, 21.06.2019 16:30, madisonenglishp2qkow
Anyone know? will mark brainliest if you're correct!
Answers: 1
Mathematics, 21.06.2019 18:20, nehaljay1883
The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
Answers: 1
Mathematics, 21.06.2019 19:30, daquanmcqueen77
Are triangles the congruent? write the congruency statement. what is the congruency that proves they are congruent? what is the perimeter of ∆pqr?
Answers: 1
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