Question

abd is a right angle triangle at angle a=90 and ac perpendicular bd show that (1)ab2 =bc.bd (2) ac2=bc.dc

Answer 1

In triangle ACB

Ab2 = ac2 +bc2

But ac2 = da2- dc2

Ab2 = ad2-dc2+bc2

Ab2 = db2- ab2-( db-bc)2 + bc2

Ab2= db2- ab2- db2- bc2+ 2 dbbc+bc2

2ab2= 2 dbbc

Ab2= dbbc

Answer 2

Hey there is the money in on a lot ride I will get the money to ride the car ride to the car and I will ride the bridge I can ride the ride home with the bridge.