Question

Define the angles of intersection​

Answer 1

Answer:

It may be defined as the acute angle between two lines normal to the planes. The angle between a plane and an intersecting straight line is equal to ninety degrees minus the angle between the intersecting line and the line that goes through the point of intersection and is normal to the plane.

Answer 2

Answer:

it may be defined as the actual angle between two lines normal to the planes. The angle between a plane and an intersection straight line is equal to ninety degrees minus angle between the intersection line and the line that goes through the point of intersection and is normal to the plane.

Step-by-step explanation:

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