In a triangle ABC, right angled at A, AB = AC. Find the value of angle B and angle C.
angle B = angle C = 90 degrees
angle B = angle C = 65 degrees
angle B = 35 degrees and angle C = 55 degrees
angle B = angle C = 45 degrees
ABC is a triangle,right angled at C.If AB=25 cm and AC=7cm,find BC.