Question

1. What is a closed figure formed by three line segments called?
2. Explain Euclid's fifth postulate.
3. Prove that an equilateral triangle can be constructed on any given line-
segment
4. How can you prove that two different lines can't have more than one point
in common?
5. What is Euclid's second axiom?
6. What do you understand by a theorem?
7. If a point R lies between two points P and Q such that PROQR, then prove
that PR=1/2PQ.
8. If B and C are two points between A and D such that AC=BD, then prove
that AB=CD
​

Answer 1

• Triangle
• If a straight line crossing two straight lines makes the interior angles on the same side less than two right angles, the two straight lines, if extended indefinitely, meet on that side on which are the angles less than the two right angles.

Answer 2

Answer:

Triangleis the correct answer for the first question. and pls ask questions knew by one.

Step-by-step explanation:

Hope it helps you.