#1
Which term describes a polygon with five sides?
Pentagon
ExplanationPentagon has five sides.
#2
What is the name of a polygon with eight sides?
Octagon
ExplanationA polygon with eight sides is called an Octagon.
#3
What is the name of a polygon with twelve sides?
Dodecagon
ExplanationA polygon with twelve sides is called a Dodecagon.
#4
What is the name of a polygon with twenty sides?
Icosagon
ExplanationA polygon with twenty sides is called an Icosagon.
#5
What is the name of a polygon with thirty sides?
Triacontagon
ExplanationA polygon with thirty sides is called a Triacontagon.
#6
What is the sum of interior angles in a triangle?
180 degrees
ExplanationThe sum of interior angles in a triangle is always 180 degrees.
#7
In a regular polygon, what is the relationship between the interior angle and the number of sides?
Inversely proportional
ExplanationIn a regular polygon, the interior angle and the number of sides are inversely proportional.
#8
In a convex polygon, all interior angles are less than how many degrees?
180 degrees
ExplanationIn a convex polygon, all interior angles are less than 180 degrees.
#9
What is the sum of exterior angles in any polygon?
360 degrees
ExplanationThe sum of exterior angles in any polygon is 360 degrees.
#10
In a right-angled triangle, what is the relationship between the square of the hypotenuse and the sum of the squares of the other two sides?
Equal
ExplanationIn a right-angled triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.
#11
What is the measure of each interior angle in a regular heptagon?
135 degrees
ExplanationEach interior angle in a regular heptagon measures 135 degrees.
#12
In a cyclic quadrilateral, opposite angles are supplementary. True or False?
True
ExplanationIn a cyclic quadrilateral, opposite angles are supplementary.
#13
What is the measure of each exterior angle in a regular hexagon?
60 degrees
ExplanationEach exterior angle in a regular hexagon measures 60 degrees.
#14
How many diagonals does a hexagon have?
12
ExplanationA hexagon has 12 diagonals.
#15
What is the term for a polygon with all sides and angles equal?
Regular polygon
ExplanationA polygon with all sides and angles equal is called a Regular polygon.
#16
In a parallelogram, opposite angles are always equal. True or False?
True
ExplanationIn a parallelogram, opposite angles are always equal.
#17
How many sides does a polygon have if the sum of its interior angles is 1080 degrees?
7
ExplanationA polygon has 7 sides if the sum of its interior angles is 1080 degrees.
#18
What is the formula to find the sum of interior angles in a polygon with 'n' sides?
(n-2) * 180 degrees
ExplanationThe formula to find the sum of interior angles in a polygon with 'n' sides is (n-2) * 180 degrees.
#19
What is the formula to find the measure of each interior angle in a regular polygon with 'n' sides?
360/n degrees
ExplanationThe formula to find the measure of each interior angle in a regular polygon with 'n' sides is 360/n degrees.