Question

In triangle abc b = 90 and bd perpendicular to ac.if dc= 7, ad =3 find the length of bd

Answer 1

hope this help u.....

Answer 2

Answer:√21 cm.

Step-by-step explanation:

as perpendicular drawn from vertex B. and ∠B=90°. triangle ABC is right angle triangle.

so we know that

BD²= CD*DA

⇒BD²= 7*3

⇒BD= √21

so length of BD is √21 cm.