Question

(c) straight
angle.
(a) plane
(b) point
5. Which of the following needs a proof ?
(a) Axiom
(b) Theorem
(c) Postulate
(d) Defin​

Answer 1

Answer:

I think define needs a proof because when we define any answer the proof will be also added in answer.

Answer 2

Answer:

b)theorem

Explanation:

theorem is a proposition which needs a proof to establish its truth

i hope it will be helpful to you