
Find counter examples to disprove, every rectangle is a square.
Important Questions on Basic Concepts in Geometry
Prove that the sum of three consecutive even numbers is always a multiple of .






man is rich
Then, the statement, "If a man is not happy, then he is not rich" is written as

"If sun is not shining, then sky is filled with clouds" is


Write the following statement in conditional form.
A number having only two divisors is called a prime number.

Write the converse of the following statement.
The diagonals of a rectangle are congruent.

If A man is happy
A man is rich
Then, the statement, "If a man is not happy, then he is not rich" is written as

State the converse and contrapositive of the following statement:
If it is hot outside, then you feel thirsty.



Write the antecedent (given part) and the consequent (part to be proved) in the following statement.
If all sides of a triangle are congruent then it’s all angles are congruent.


Write the following statement in ‘if-then’ form.
In an isosceles triangle, the segment joining the vertex and the midpoint of the base is perpendicular to the base.



