Calculating Perpendicular Line using Right Triangle: Engineering Guidance

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asdfdianna
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Hi, I need help with this question.

Is it correct if I draw the line perpendicular to A and calculate it using a right angled triangle?

Some guidance please ...
the y height is 280mm and x is 400mm
 
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Hello keyboardrow2, welcome to PF :smile: !

Did you see a template flash by ? It's use is mandatory in PF -- many good reasons.

Homework Statement



We have that all right

Homework Equations



Tells us if you have enough to start with :

The Attempt at a Solution



where you may get stuck somewhere and we'll help you !

For now: there is no meaning to "line perpendicular to A" if A is a point.

Good luck !​