Question

In triangle ABC ,angle A=90° angle B=45° and AD perpendicular to BC, AB=X , Express the value of AD in terms of x

Answer 1

Answer:

In ∆ABD,

angle D=90°

B=45°

A=180-(90+45)

=45°

the angles are in the ratio,

45:45:90

= 1:1:√2

=AD:BD:AB

= AD:X

AD÷X= 1÷√2

√2AD=1

AD=1÷√2

Ur answer is here.....!!!!!

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Answer 2

Answer:

Here is the correct answer mate...✌☺