**2.**This is denoted by Z.**6.**A __________ is a form of an object.**7.**A mathematical operation that represents the operation of removing objects from a collection.**8.**This looks like a CD.Subtraction is a mathematical operation that represents the operation of removing objects from a collection**10.**A mathematical operation to total amount**12.**A segment of a differentiable curve.**13.**Triangle Triangle with 2 equal sides.**15.**A statment that has been proved.**17.**Money earned by deposited funds.**18.**Sum of all sides.**20.**This has base as 10.**21.**Repeated addition**23.**Repeated shapes also called wallpaper.**24.**A quadrilateral with sides opposite sides equal.**26.**Shapes, sizes and Theories.**27.**A non-variying value.**28.**Closed curve with straight line segments.

**1.**This word was found by Arya Bhatta**3.**A mathematical instrument used to ount and measures.**4.**Expected value.**5.**of an event that will occur.**6.**Topology**9.**Result of division**11.**Study of numbers, structures,and space**14.**First natural number**16.**A numerical value separating higher part of data.**19.**Perimeter of a Circle is measured by _________**22.**A deliberate process that transforms one or more inputs into one or more results.**25.**Its value can be changed.**26.**Showing relationship using data