Find altitude of plane if east of points in vertical plane
Angles of elevation to airplane from 2 points A and B are 55 degrees and 72 degrees respectively. Points A and B are 2.2 miles apart, and airplane must is east of both points in same vertical plane. Determine altitude of plane.
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The cable car is to be installed which will travel from the point 890 ft from base of mountain to top. Determine shortest length of cable required.
Determine area of every region by using Riemann Sums with indicated number of rectangles. Between y=x ln x and x-axis of [1,3], using four rectangles and eight rectangles. Ensure to illustrate all the steps.
This patio is surrounded by the terraced strip of uniform width planted with small trees and shrubs. If area A of the terraced strip is 504 ft^2, determine width x of strip.
The pilot has just started on glide path for landing at the airport with the runway of length 900 feet. Angles of depression from plane to ends of runway are 17.5 degrees and 18.8 degrees.
The pilot, flying over the straight highway, finds that angles of depression to 2 mileposts ahead of him, 10 miles apart, to be 29o and 53o. Determine ground distance from plane to nearest milepost.
The line passes through points (-3,4) and (-1, 5). Compute: i. Slope ii. Equation of line y=mx+b c. Equation of line perpendicular to given line passing through (0,5).
The fox population in the certain region has the exponential growth rate. It is evaluated that population in the year 2000 was 14900, and population estimate in 2004 (four years later) was 17485.
The plane is traveling toward you at 250 mph(366.6 ft/sec), at the altitude of 3000 ft, and you hear sound at what appears to be the angle of inclination of 20 deg. At what angle must you really look to the plane?
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