Answer:
Step-by-step explanation:
ABC right angled at B such that
BAC=2×ACB.
Let ACB = x
BAC = 2x
ABC = 90°
And the sum of angle in a triangle is 180°
:- x + 2x + 90° = 180°
Collecting like terms
3x = 180° - 90°
3x = 90°
x = 90/3
x = 30°
Angle ACB = x = 30°
Angle BAC = 2x = 2×30° = 60°