Question

fastly answer this question​

Answer 1

Answer:

BC= 10

Step-by-step explanation:

As we have angle C= 45° ,then angle DAC = 45° by (ASP).

so, let DC and DA = X

By using Pythagoras Therom i.e H^2 = P^2 + B^2.

therefore, by solving we get X= 7

And BC = BD + DC

BC =3+7

BC = 10