11 Answered Questions for the topic Vector Geometry

Vector Geometry

04/01/18

What is the angle between the extension of a vector and another one intersecting one with it?
Imagine 3 points (p1, p2 and p3) in 2D plane, we have the vectors starts from p1 to p2 and a second vector starts from p2 to p3 . What is the angle between the extension of the first vector and the... more
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Vector Geometry Geometry

10/01/17

Find an example of four points that represent the vector (7,4)
Excluding the points (10,3) and (3,-1)  Please thoroughly explain the method you used
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06/29/17

Are linearly dependent vectors always coplanar?
If not, when would linear dependency imply coplanarity?
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Vector Geometry

10/17/16

Diagonal distance
an empty cardboard box of dimensions breadth = 3 m, length = 4 m, and height = 2 m. An ant and a fly are sitting at one of the 8 corners inside the box and wish to go get some food at the corner... more
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08/29/16

Vector Analysis Arc Length, Unit tangent, unit Normal and curvature
Let C be the curve given by the equation, R(t)= sin t i + cos t j + log sec t k     (0≤t<π/2)   Find: a.) the element of arc length, ds, along C, in terms of t. b.) the unit tangent T. c.)... more
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Vector Geometry Trigonometry Vector Tangent

03/17/16

Trig Vector Question, What is the ground speed of the plane?
An airplane has an airspeed of 500 kilometers per hour bearing N45°E. The wind velocity is 60 kilometers per hour in the direction N30°W. Find the resultant vector representing the path of the... more
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Vector Geometry Vector Vector Calculus Vectors

01/21/16

How do you add 2D vectors a+b with the component method?
How do you add 2D vectors a+b if the magnitude of vector a is 10, its angle with (+) x-axis is 45 and angle with (+) y-axis is 45 ... then vector b has a magnitude of 3 angle with (+) x-axis... more
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Vector Geometry Math Physics Engineering

10/11/15

Repeated posting: Add these vectors or subtract them? corrected a typo in the problem
  A jet plane intended to be on a velocity and course of 870 knots, 44 degrees south of west encounters wind. The flight tower shows that their actual velocity and path is 840 knots, 49 degrees... more
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Vector Geometry

06/07/15

vector geometry
Three non zero vectors a, b, c  are related as c (vector) = 2 a (vector) and b (vector) = - 5 c (vector) . Then the angle between a (vector) and b (vector)  is        a)   0 degrees b)... more
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Vector Geometry

05/06/15

A kayaker paddles across a river at a constant speed of 4 miles per hour and a bearing N 60 degrees E.
  What current vector results in the kayaker's actual direction being N 70E? Round speed to the nearest tenth and direction to the nearest degree.thanks
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Vector Geometry

05/06/15

Which vector has a magnitude to the nearest tenth of 3.6?
A.<4,-2> B.<1,3> C.<3,2> D.<4,2>
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