True or false? postulates are statements that require proof

The statement is FALSE.

Step-by-step explanation:

Postulates or also called axioms, are taken to be true without proof. These are statements that are considered to be self-evident.

Few examples of postulates are -

1. A straight line segment may be drawn from any given point to any other.

2. A straight line may be extended to any finite length.

3. All right angles are congruent.

square root

step-by-step explanation:

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.