I need this done today whoever gets this correct gets brainliest
hurryy

FIRST ONE IS WRONG AND THE LAST TWO ARE CORRECT

Explanation:

A+B=90 IS WRONG ITS 180

90+B=180 IS RIGHT BECAUSE ITS 90 + A 90 DEGREE ANGLE

180-B=A IS CORRECT BECAUSE B IS 90 SO 180 - 90 = A. A=90

answer; /// i do believe that its napolean's conquest of spain;