Generic Interface And Generic Repository For Developing ASP.NET Core Web API

public class BaseEntity {
    public int Id {
        get;
        set;
    }
    public int UsesId {
        get;
        set;
    }
    public int CreatedBy {
        get;
        set;
    }
    public int CompanyId {
        get;
        set;
    }
    public DateTime CreatedDate {
        get;
        set;
    } = DateTime.Now;
    public DateTime ModifiedDate {
        get;
        set;
    }
    public bool IsDeleted {
        get;
        set;
    }
}

using AC_Contact_API_Service_Layer.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection.Emit;
using System.Text;
using System.Threading.Tasks;
namespace AC_Contact_API_Repository_Layer.IRepository {
    public interface IRepository < T > where T: BaseEntity {
        IEnumerable < T > GetAll();
        T Get(int Id);
        void Insert(T entity);
        void Update(T entity);
        void Delete(T entity);
        void Remove(T entity);
        void SaveChanges();
    }
}

using AC_Contact_API_Repository_Layer.IRepository;
using AC_Contact_API_Service_Layer.App_Data;
using AC_Contact_API_Service_Layer.Models;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace AC_Contact_API_Repository_Layer.Repository {
    public class Repository < T > : IRepository < T > where T: BaseEntity {
        #region property
        private readonly ApplicationDbContext _applicationDbContext;
        private DbSet < T > entities;
        #endregion
        #region Constructor
        public Repository(ApplicationDbContext applicationDbContext) {
            _applicationDbContext = applicationDbContext;
            entities = _applicationDbContext.Set < T > ();
        }
        #endregion
        public void Delete(T entity) {
            if (entity == null) {
                throw new ArgumentNullException();
            } else {
                entities.Remove(entity);
                _applicationDbContext.SaveChanges();
            }
        }
        public T Get(int Id) {
            try {
                if (Id == null) {
                    throw new ArgumentNullException();
                } else {
                    return entities.SingleOrDefault(c => c.Id == Id);
                }
            } catch (Exception ex) {
                throw new Exception(ex.Message);
            }
        }
        public IEnumerable < T > GetAll() {
            return entities.AsEnumerable();
        }
        public void Insert(T entity) {
            if (entity == null) {
                throw new ArgumentNullException("entity");
            }
            entities.Add(entity);
            _applicationDbContext.SaveChanges();
        }
        public void Remove(T entity) {
            if (entity == null) {
                throw new ArgumentNullException("entity");
            }
            entities.Remove(entity);
        }
        public void SaveChanges() {
            _applicationDbContext.SaveChanges();
        }
        public void Update(T entity) {
            if (entity == null) {
                throw new ArgumentNullException("entity");
            }
            entities.Update(entity);
            _applicationDbContext.SaveChanges();
        }
    }
}