There are two flat triangular wings with aspect ratio A = 3.0 and 1.0, flight Mach numbers

Question:

There are two flat triangular wings with aspect ratio A = 3.0 and 1.0, flight Mach numbers are and a small angle of attack alpha.Try to calculate the lift coefficients of the two wings and the errors of slender body theory, according to slender body theory and linearized theory respectively.