Find the area of the shaded figure rounded to two decimals

- Find the area of the shaded figure rounded to two decimals. (assume x = 1 and y = 4.)
- Find the area of the shaded figure rounded to two decimals. (assume x = 1 and y = 3.)
- Find the area of the shaded figure rounded to two decimals. (assume x = 3 and y = 7.)
- Find the area of the shaded figure rounded to two decimals. (assume x = 2 and y = 6.)
- Find the area of the shaded figure rounded to two decimals. (assume x = 3 and y = 8.)
- Find the area of the shaded figure rounded to two decimals. (assume x = 4 and y = 10.)
- Find the area of the shaded figure rounded to two decimals. (assume x = 2 and y = 5.)
- Find the area of the following shaded figure rounded to two decimals