ch.4 basic geometrical ideas

2 lines meet at a single point 90 degree

A teacher asked the students to say which type of line it was ?

Sunita said - it is a skew line

Rohit said - it is a concurrent line

Manish said - it is a parallel line

Koyal said - it is a perpendicular line

• Koyal

• Sunita

• Rohit

• Manish

This is a _____

It can be named as ____

Which of the following is not true -

• The line segment HY is not intersecting to line segment QX

• The line segment QX is a diameter

• The line segment HY is a diameter

• The line segment FO is a radius

• Line segments FO and QX aren't parallel

Name the arc lying on the border of the minor segment

Three or more points are said to be collinear if they lie on

• Three or more lines

• Two lines

• One line (same line )

• None of these

A circle is a

• Open curve

• Close curve

• Polygon

• All of these

Half of a circle is called

• Circumference

• Semicircle

• Diameter

• None of these

A chord divides a circle into two parts each parts is called

• Chord

• Segment

• Diameter

• Sector

In given figure shaded region is called

• Semicircle

• Sector

• Segment

• Circle