Advertisements
Advertisements
प्रश्न
Boundaries of surfaces are ______.
पर्याय
surfaces
curves
lines
points
Advertisements
उत्तर
Boundaries of surfaces are curves.
APPEARS IN
संबंधित प्रश्न
The following statement is true or false? Give reason for your answer.
Only one line can pass through a single point.
Give a definition of the following term. Are there other terms that need to be defined first? What are they, and how might you define them?
square
Consider two ‘postulates’ given below:-
- Given any two distinct points A and B, there exists a third point C which is in between A and B.
- There exist at least three points that are not on the same line.
Do these postulates contain any undefined terms? Are these postulates consistent? Do they follow from Euclid’s postulates? Explain.
In the following figure, if AC = BD, then prove that AB = CD.
In how many points two distinct planes can intersect?
The number of dimension, a point has ______.
In Ancient India, Altars with combination of shapes like rectangles, triangles and trapeziums were used for ______.
Which of the following needs a proof?
Solve the following question using appropriate Euclid’s axiom:
In the following figure, we have ∠ABC = ∠ACB, ∠3 = ∠4. Show that ∠1 = ∠2.
Read the following axioms:
- Things which are equal to the same thing are equal to one another.
- If equals are added to equals, the wholes are equal.
- Things which are double of the same thing are equal to one another.
Check whether the given system of axioms is consistent or inconsistent.
