Finding the Angle between a Line and a Plane

Here you are shown how to find an acute angle between a line and a plane using the scalar product (or dot product).

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[wwerocksinstyle]

I love your content and am a huge fan. My double Mathematics A-level class wouldnt get by without you. Many thanks always!

[justhamz]

To find theta couldn't you have just used sin(theta) instead of cos(alpha) in the equation?

[joynalahmed]

Wow thanks, we just did this in class today and this is an excellent plenary for me!

[alwysrite]

like the way you present with the split screen with theory and then an example.

[oliverlopez]

Hey man, I missed this lesson at school and your video just saved me. Appreciate it!!

[faizahbegum]

where can i find practice questions on this topic

[andya]

I don't understand something:why do we need a normal vector?isn't the angle between a line and a plane, the angle between the direction vector of the line and ANY VECTOR in the plane?

[prod.sabimaru]

you have the most modern british accent I've ever heard