Geometry

True
It is true that the body of an indirect proof you must show that the assumption leads to a contradiction. In math a proof is a deductive argument for a mathematical statement.

For Apex the answer is “True“.

Postulates and axioms are accepted without proof in a logical system. Theorems and corollaries require proof in a logical system.

the left one

false

true

A conclusion provided by deductive reasoning

Postulate, Corollary, Definition, & Theorem

The term that best describes a proof in which you assume the opposite of what you want to prove is 'indirect proof'.

In a two-column proof, it is true that the left column states your reasons.

hashmarks

True

False

Flowchart proof

FALSE

Figure B

Postulates and axioms.

Boxes and arrows.

Corollary.

Theorem.

Definition.

Postulate.