Question

In a quadrilateral ABCD , angle B =90° , AD^2 = AB^2 +BC^2 + CD^2. Prove that angle ACD = 90°

Answer 1

Answer:

Hello

Check my answer given below

I m sorry for my poor handwriting...but at least I tried and got it..

Plz Brainlist my answer...!

Answer 2

Answer:

Step-by-step explanation:

I hope it help u