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1. Help with vectors math question?

v = groundspeed v^2= 180^2+30^2 v = 182.5 km/h θ = drift angle = arctan(30/180) = 9.5° Track = 230.5°

1 Answers · Science & Mathematics · 09/06/2019

θ = Drift angle sin θ = 20/400 θ = 2.866° Heading required = 357° Groundspeed = 400*cos(2.866) = 399.5 time = 900/399.5 = 2.25 hours

1 Answers · Science & Mathematics · 02/06/2019

3. Is this calculation correct?

... no aliens. Nobody lives on other planets. Airplanes that go down are hit by demons because they need the airspace to fight...

4 Answers · Science & Mathematics · 02/03/2019

4. MCAT Vectors Question?

a= -50√2i -50√2j -50√2i -50√2j + 50√2i +yj= -140j y= (-140+50√2)j velocity= w= 50√2i - (140 -50√2)j speed= ||w||≈ 99 km/hr

1 Answers · Science & Mathematics · 08/05/2017

5. NEED MATH HELP?

Draw the picture. I'm going to assume a flat earth - If not, it gets more complicated. Draw a horizontal line through the aircraft. Drop a vertical line from the aircraft to the ground. Label the know angles of depression...

5 Answers · Science & Mathematics · 29/12/2016

6. Trigonometry help!?

Let x = the distance of the first fire to a point directly below the plane y = the distance of the second fire to a point directly below the plane Then distance between the fires is given by d = x + y 3200/x = tan(33), x = 3200/tan(33) y...

4 Answers · Science & Mathematics · 27/02/2017

7. when drawing a triangle from a set of directions how do u know which angle is angle θ?

It the one labeled θ, I can be top, bottom, left or right, rotated triangles are considered the same triangle. What matters is it's position relative to the the other labeled angled and sides. for...

1 Answers · Science & Mathematics · 12/10/2016

8. Probability Question?

10! = 3628800 12C3 = 220

1 Answers · Science & Mathematics · 02/06/2016

9. A airplane is traveling at a cruise speed of 185 Miles Per Hour. How long would it take to travel a distance of 28 miles?

Remember the basic distance formula: D = RT Solve it for time: T = D/R Plug in your values: D : distance in miles (28) R : rate in miles per hour (185) T : time in hours T = 28/185...

3 Answers · Science & Mathematics · 03/05/2016

10. An airplane travels at 140 km/h for 5 hrs in a direction of 293 degrees from St louis.?

700 cos 23⁰ = 644.4 km west of St. Louis

4 Answers · Science & Mathematics · 02/02/2016