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WorksheetsUnderstanding Quadrilaterals Cl 8
Total questions: 20
Worksheet time: 15mins
Identify the figure
Hexagon
Octagon
Nonagon
Decagon
Identify the polygon
Octagon
Nonagon
Decagon
Heptagon
Sum of the Measures of the Exterior Angles of a
Polygon
180
360
90
None
A quadrilateral with each pair of opposite sides parallel.
Opposite angles are equal.
Opposite sides are equal.
Diagonals bisect one another.
Opposite angles are supplementary in parallelogram.
True
False
Diagonals bisect each other at right angle in rectangle.
True
False
Find the number of sides of a regular polygon whose each exterior angle has a measure of 60 °
6
8
12
5
In the following polygons, which of the polygon is concave polygon?
How many diagonals have a regular hexagon?
9
5
7
8
In the following figure, given a parallelogram ABCD. Find x and y.
x=6, y=27
x=5, y=27
x=6, y=9
x=16, y=27
Two adjacent angles of a Parallelogram are in the ratio of
2 : 3. Find all the 4 angles of the Parallelogram.
72,108
80,100
40, 140
60, 120
Which of the following statements is false for a square?
It is a rectangle
It has all sides of equal length
All squares are not parallelograms
Eid darkness bisect each other at right angles.
Find the measure of 'x' in the given figure
140
240
150
None of these
In the given figure ABCD is a trapezium in which AB parallel to DC. Find the measure of <C
120 degrees
60 degrees
100 degrees
80 degrees
If a convex polygon has n sides, the no. of diagonals is given by ?
2n(n+3)
2n(n−3)
2n+(n−3)
2n+(n+3)
What is the formula for finding angle sum of a polygon if n is the number of sides ?
(n-1)x180
(n+1)x180
(n-2)x180
(n+2)x180
If a quadrilateral ABCD is such that AB=AD, BC=CD then it is called a ?
parallelogram
square
rectangle
kite
