Question

Is angle B is equal to angle C? why? ​

Answer 1

Answer:

because this is equilateral triangle

Answer 2

Answer:

$\frak \blue{because \: it \: \: is \: isosceles \: \triangle} \\ \tt \over{ where \: ab \: = ac }\\ \huge \red{so \: \boxed {\angle \: b = \angle \: c}}$