G Use polar coordinates to evaluate the integral double integral subscript R e to the power of negative x squared minus y squared end exponent space d A, where R is the region given by the inequalities x squared plus y squared less or equal than 1 and 0 less or equal than space y less or equal than space fraction numerator 1 over denominator square root of 3 end fraction x *** Calculate and round your answer to 4 decimal places. ***