Chive and Cheddar Biscuits

CHIVE AND CHEDDAR BISCUITS2 c. four, plus more for dusting2 T. baking powder½ t. baking soda1 T. sugar1 ½ t. kosher salt8 T. cold butter, cut into thin pats¾ c. plus 2 T. buttermilk½ c. sharp cheddar cheese, shredded½ c…