Maths Project

7. A finite combination of symbols that is well-formed according to rules that depend on the context.
8. _______ of a number is a value, which on multiplication by itself gives the original number.
10. l*b*h = _____ .
12. Perimeter of a circle is called _______.
13. The value of a number or quantity raised to some exponent.
14. An oblique-angled parallelogram having four equal sides.
15. One half of a circle.

1. A straight line joining the centre of a circle or sphere to any point on the circumference or surface.
2. A mathematical expression consisting of two terms.
3. A branch of mathematics that studies the sizes, shapes, positions angles and dimensions of things.
4. A mathematical phrase with operators connecting numbers and variables is an _________.
5. A collection of numbers, objects, etc, that is treated as an entity.
6. The side in a right-angled triangle that is opposite the right angle.
9. A branch of mathematics that deals with the relationship between ratios of the sides of a right-angled triangle with its angles.
11. A letter representing a number or value that can change or vary is a _________.
14. ______ is the half of a diameter.
15. An expression containing one or more irrational roots of numbers.