Equation of a plane

1. In what way is a plane in space determined?

Solution:

A plane in space is determined by three distinct points A, B, C that do not lie on the same line.

equation-of-a-plane-r-1
 


2.Write the general equation of the plane that contains point A [-1;5;0]. Does the plane ρ pass through the origin? The normal vector of the plane is

plane-equation-2z

Solution:

plane-equation-2r 

The plane x + 2y + 3z - 9 = 0 does not pass through the origin.


3. In plane ρ lie three points A[2 ; -4; 5], B[3; -1;4], C[0; -10; 7]. Write the parametric representation of this plane.

Solution:

plane-equation-3


4.The plane ρ is given by parametric equations. Convert them to the general equation of the plane.

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5. Write the equation of plane σ that passes through point A [3;4;-5] and is parallel to the vectors

plane-equation-5z
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6.Write the equation of the plane that passes through points A [2;-4;5], B [3;-1;4], C [0;1;6]

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7. Write the equation of the plane given by two parallel lines:

plane-equation-7z
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8.Write the general equation of the plane τ that is parallel to the x-axis and passes through points A[-2;-1;-3], B [2;3;0]

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9. Write the equation of plane π that passes through point M[-4;0;4] and intercepts on the coordinate axes segments p = 4, q = 3.

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10. Given the plane ρ : 2x - 2y + z - 6 = 0. Calculate the angles between its normal and the x, y, z coordinate axes.

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11.Determine whether point A [22;2;–5] lies in the plane

plane-equation-11z.gif
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12.Determine the coordinate "x" of point M [x;1,2] so that point M lies in the plane

plane-equation-12z
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13.Write the general equation of the plane that passes through point A and is perpendicular to segment AB, given:

plane-equation-13z
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14.Write the general equation of the plane τ that intercepts on the coordinate axes segments p = 2, q = 1, r = 5.

p = 2, q = 1, r = 5.

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15.Write the equation of plane π that passes through point M and is perpendicular to line p. Solve for the given data:

plane-equation-15z
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16.Show that points A, B, C, D lie in a single plane. Solve for:

plane-equation-16z
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17.Given three spheres π, τ, ρ. Write the general equation of the plane χ that passes through the centers of these spheres. It holds that:

plane-equation-17z
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18.Write the general equation of plane π that passes through the points

plane-equation-18z
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19.Convert the parametric form of plane μ to the general form, given

plane-equation-19z
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20.For which value of the parameter "m" from the set R does point M[0;6;m] lie in the plane

plane-equation-20z
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