True or False

1.A solid figure is a two-dimensional figure that has length and width.

2.The flat surface of a solid figure is called polyhedron.

3.The base of a Pyramid may be of any shape.

4.A sequence is an enumerated collection of objects (usually numbers) that follow a certain pattern or rule.

5.Each number in a sequence is called a place value.

6.The "nth term" is a formula that enables you to find the next term in a sequence.

7.5x + 10=20 is an example of an algebraic equation.

8.Both expression and equation have operations, variables, and numbers.

9.12 - 3y =6 is an example of algebraic expression.

10. More than, the sum of, and increased by are mathematical phrases use in subtraction.

11.An equation is a mathematical statement consisting of an equal symbol between two algebraic expressions that have the same value.

12.The algebraic expression of "eight less than thrice k" is 3k-8.​