Introduction to Euclids Geometry — MATHS STD 9 — Question

Write whether the following statements are True or False? Justify your answer:
The boundaries of the solids are curves.

State whether the given statement is true of false.
The product of a nonzero rational number and an irrational number is a rational number.

Which of the following statements are true (T) and which are false (F)?
In a parallelogram, the diagonals bisect each other.

Two chords AB and CD of a circle are each at distances 4cm from the centre. Then AB = CD.

Write whether the following statement are True or False.
A binomial may have degree 5.

State whether the given statement is true of false.
Every real number is either rational or irrational.

Answer whether the following statements are true or false? Give reasons in support of your answer.
Every integer is a rational number.

Which of the following statements are true (T) and which are false (F)?
In any quadrilateral, if a pair of opposite sides is equal, it is a parallelogram.