Question : The measure of each interior angle of a regular polygon with 8 sides is:

Option 1: $135^{\circ}$

Option 2: $120^{\circ}$

Option 3: $100^{\circ}$

Option 4: $45^{\circ}$

Question : In a regular polygon if one of its internal angles is greater than the external angle by $132^\circ$, then the number of sides of the polygon is:

Option 1: $14$

Option 2: $12$

Option 3: $15$

Option 4: $16$

Question : One angle of an isosceles obtuse triangle is $28 \frac{1}{2}^{\circ}$. Find the measure of its obtuse angle in degrees.

Option 1: $132^{\circ}$

Option 2: $112^{\circ}$

Option 3: $121^{\circ}$

Option 4: $123^{\circ}$

Question : The sum of interior angles of a regular polygon is $1440^{\circ}$. The number of sides of the polygon is:

Option 1: 10

Option 2: 12

Option 3: 6

Option 4: 8

Question : An angle is greater than its complementary angle by 30°. Find the measure of the angle.

Option 1: 30°

Option 2: 90°

Option 3: 60°

Option 4: 120°