△abc is similar to △xyz. also, angle a measures 45° and angle c measures 60°.

what is the measure of angle y?

enter your answer in the box.

In any triangle all angles must equal 180 so if A is 45 (half right angle) and C is 60 then add them to get 105 then minus it from 180 to get 75 the answer for B

ABC triangle is the same amount as XYZ  A and X the fist letters are 45 C and Z are 60 and and B and Y are 75