What if the Supplier has charged us GST and not paid to the Govt, how do I claim ITC for the same or any mechanism whereby I can complain and upload those Invoices to the GST Department about that fraud

What if the Supplier has charged us GST and not paid to the Govt, how do I claim ITC for the same or any mechanism whereby I can complain and upload those Invoices to the GST Department about that fraud

Evaluate sin² 19^o+ sin² 71^o?

x/4 x/6=x-7

In triangle ABC, D, E and F are midpoints of AB, AC and BC respectively . Prove that AF and DE bisect each other.

Three cubes of sides 3cm , 4cm and 5cm respectively are melted to form a new cube .What is the side of new cube?