Chapter 4 – Basic Geometrical Ideas

A point where three or more lines meet is called:

What are used to represent points?

Which instrument is used to compare two line segments?

A __________ of a circle is a line segment joining any two points on the circle.

A quadrilateral has:

The meeting point of a pair of adjacent sides of a polygon is called its:

An angle is made up of two ________ starting from common end point.

If two lines intersects each other then the common point between them is known as point of _________.

What is a set of points extending infinitely in all directions on the same flat surface called?

A quadrilateral has:

Three or more points are collinear if they lie on the:

Flat surface in which two points are joined by using straight line is classified as

What is the number of end points of a line?

Angle which is less than 90° is called

The maximum number of points of intersection of three lines is:

A polygon having four sides is called:

The centre of a circle:

Any line segment can be formed by joining

Angle which is equal to 90° is classified as

A triangle has:

A ray has:

Out of following, one angle which is obtuse is

Two lines meeting at a point are called ___________ .

A triangle has:

A quadrilateral is a polygon having:

Two distinct lines meeting at a points are called _____________.

Out of following options, two angles that are together classified as complementary angles are

A triangle has:

A circle is a:

If two angles are said to be supplementary angles and one of angle is of 122° then other angle is of

How many lines pass through two given points?

The minimum number of points of intersection of three lines is:

A line has:

Two non-parallel lines always intersect:

Angle which is less than 360° and larger than 180° is classified as

Three or more points lying on the same line are known as ___________ points.

Through one given point:

A point has:

How many lines pass through one given point?

What is a set of points which extend infinitely in both directions called?

A quadrilateral has:

An angle has:

A flat surface which extends indefinitely in all directions is called ___________ .

A triangle has: