Chapter 4 – Practical Geometry

Sum of all interior angles of a polygon with (n) sides is given by

Polygons that have no portions of their diagonals in their exteriors are called

What is the number of sides in Hexagon ?

A parallelogram must be a rectangle if its diagonals

Diagonals of a rectangle:

A simple closed curve made up of only _____________ is called a polygon .

To construct a quadrilateral uniquely, it is necessary to know at least_________ of its parts.

All the angles of a regular polygon are of ________________.

The diagonals of a square bisect each other at _________ angle.

The quadrilateral whose diagonals are equal and bisect each other at right angle is ________.

A parallelogram whose all sides are equal is called ________.

A quadrilateral can be constructed uniquely if its _____ sides and two included angles are given.

The ratio of two adjacent sides of a parallelogram is 4:5. If its perimeter is 72 cm, find its adjacent sides.

What do we require to construct a quadrilateral if measures of three angles are given?

A parallelogram each of whose angles measures 90° is _____________.

The measure of each interior angle of a regular polygon is 140o, then number of sides that regular polygon has ___

A quadrilateral can be constructed uniquely if the lengths of its ______ sides and a diagonal are given.

A quadrilateral can be constructed uniquely if the lengths of its four sides and ____ diagonal are given.

What do we require to construct a quadrilateral if measures of two adjacent angles are given?

What do we require to construct a square?

A polygon with minimum number of sides is

What do we require to construct a quadrilateral if lengths of four sides are given?

23. To construct a square, we need to know:

24. To construct a parallelogram we need to know:

25. To construct a rectangle, we need to know:

26. If two diagonals are given, then we can construct a:

27. What is the appropriate condition to construct a quadrilateral?

28. If two diagonals and three sides are given, then:

29. To construct a quadrilateral, we need to know two adjacent side and _____ angles.

30. To construct a quadrilateral, we need to know two diagonals and _____ sides.