Mathematics 10th Class English Medium Unit 12 Online Test

The opposite angles of any quadrilateral inscribed in a _______ are supplementary:

• Circle A
• Square B
• Hexagon C
• Rectangle D

A circum angle is subtended between any two chords of a circle, having:

• Circumference A
• Diameter B
• Radius C
• Central angle D

• 1.5cm A
• 2.0cm B
• 2.5cm C
• 3.5cm D

A quadrilateral is called cyclic when a circle can be drown through its ______ vertices:

• Two A
• Three B
• Four C
• Five D

• 4.13 A
• 3.14 B
• 15.4 C
• 17.3 D

Any two angles in the same segment of a circle are:

• Unequal A
• Equal B
• Parallel C
• Perpendicular D

What is radius in circle ?

• Perimeter A
• Half the diameter B
• Segment line C
• 
  D

If a circle passes through three or more paints then these points are called:

• Incyclic A
• Concyclic B
• Circumcyclic C
• Bicyclic D

The measure of a central angle of minor arc of a circle is _______ that of the angle substends by corresponding major arc:

• Half A
• Equal B
• Double C
• Triple D

A central angle is subtended by two radii with the vertex at the ______ of the circle:

• Arc A
• Radius B
• Centre C
• Chord D

In a cyclic quadrilateral, the opposite angles are:

• Complementary A
• Abtuse B
• Supplementroy C
• Acute D

An angle inscribed in a semicircle is:

• 
  A
• 
  B
• 
  C
• 
  D

The angle subtended by an arc at the centre of a circle is called its:

• Outer angle A
• Centralangle B
• Complementaryangle C
• Supplementaryangle D

The angle subtended by an arc at the circumference of a circle is called a:

• Acute angle A
• Circum angle B
• Abtue angle C
• Ascribe angle D

Angle inscribed in a semicircle is always:

• 90° A
• 60° B
• 120° C
• 360° D