Octagon

Q. Find the sum of the measure of interior angle of a polygon having “19 sides”.

Q.

The number of triangles formed by joining the diagonals of a octagon is ___.

1. 

2. 

3. 

4. 

Q.

Find the measure of each angle of a regular octagon.

Q.

It is possible for a polygon to have sum of interior angles equal to 9 right angles.

Q.

The sum of the interior angles of an octagon is equal to ___

1. 8 right angles

2. 9 right angles

3. 10 right angles

4. 12 right angles

Q.

If the sum of interior angles of a polygon is 1080°, then the polygon has ____ sides.

1. On the boundary
2. In the ground
3. Exterior of the figure
4. Interior of the figure

Q. if each interior angle of a regular polygon is 144 degree, find the no. of sides of the polygons.

Q.

Sum of interior angles of a polygon of n sides is _____ right angles .

Q.

If the exterior angle of a regular polygon is ${45}^{\circ }$, then it has ___sides.

1. 12

2. 10

3. 8

4. 6

Q.

The sum of the angles of a polygon is 2700°. How many sides does it have?

Q.

The sum of the angles of a polygon and the sum of its external angles are equal. How many sides does it have?

Q.

In a 12-sided polygon, the external angles are all equal. How much is each external angle? And each angle of the polygon.

Q.

The sum of all the interior angles of a regular octagon is:

1. 

2. 

3. 

4. 

Q.

A polygon having eight sides, is called ______ .

1. Octagon

2. Hexagon

3. Pentagon

4. Heptagon

Q. what is the number of sides does a regular polygon have if each of interior angle is 165

Q. If each interior angle of a regular polygon is 120 degrees then the polygon is ?
a) Triangle
b) Pentagon
c) Hexagon
d) Nonagon

Q.

A polygon has $x$ sides which is twice the number of sides of a quadrilateral. The value of $x$ is _____.

1. 8

2. 6

3. 10

4. 4

Q.

Find the measure of interior angle of a regular octagon.

1. ${105}^{\circ }$

2. ${145}^{\circ }$

3. ${120}^{\circ }$

4. ${135}^{\circ }$