Labels:bulletin board | crt screen | dialog box | poster | sidewalk | sky | window OCR: Circle Calculations Help Right Triangle Calculations Help Rectangle Calculations YA Help Ellipse Calculations 0.000 Help Clear All Area 0. .0000 DI 0.00 Hei 0.000 .0000 Diameter B Circumf ference 0 .0000 0 .0000 Diameter A 0.0000 Circumference