Pls just give me a ordered pair for each point please

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?

A3cm×3cm\greend{3\,\text{cm} \times 3\,\text{cm}} 3cm×3cm start color greend, 3, space, c, m, times, 3, space, c, m, end color greend rectangle sits inside a circle with radius of 4cm\blued{4\,\text{cm}} 4cm start color blued, 4, space, c, m, end color blued . what is the area of the shaded region? round your final answer to the nearest hundredth.