Finding the Area and Circumference of circles

Area of circles Match the correct area to the circle. 78.5 square centimeters 50.24 square centimeters 3.14 square centimeters Circle vocabulary Match the correct vocabulary term to the line segment. PQ chord AB diameter OC radius Find the area of a semicircle. 7.4 square yards 14.8 square yards 34.7 square yards 69.4 square yards Find the circumference of a circle with a diameter of 10 cm. 15.7 cm 31.4 cm 62.8 cm 314 cm Find the circumference of a circle with a radius of 6 cm. 18.8 cm 37.7 cm 113 cm 452.2 cm Find the area of the semicircle with a diameter of 18 cm. 28.25 square centimeters 56.5 square centimeters 127.17 square centimeters 254.34 square centimeters