Kevin wants to measure the area of his living room. The living room is a rectangle with a semi-circular alcove. What is the area of the room? Use 3.14 for it. o A. 201.87 ft? O B. 225.42 ft? OC. 230.13 ft2 D. 244.26 ft?​

Can someone me and do the problem plz so i can understand it more better

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4