Chapters
Chapter 2: Powers
Chapter 3: Squares and Square Roots
Chapter 4: Cubes and Cube Roots
Chapter 5: Playing with Numbers
Chapter 6: Algebraic Expressions and Identities
Chapter 7: Factorization
Chapter 8: Division of Algebraic Expressions
Chapter 9: Linear Equation in One Variable
Chapter 10: Direct and Inverse Variations
Chapter 11: Time and Work
Chapter 12: Percentage
Chapter 13: Proft, Loss, Discount and Value Added Tax (VAT)
Chapter 14: Compound Interest
Chapter 15: Understanding Shapes-I (Polygons)
Chapter 16: Understanding Shapes-II (Quadrilaterals)
Chapter 17: Understanding Shapes-III (Special Types of Quadrilaterals)
Chapter 18: Practical Geometry (Constructions)
Chapter 19: Visualising Shapes
Chapter 20: Mensuration - I (Area of a Trapezium and a Polygon)
Chapter 21: Mensuration - II (Volumes and Surface Areas of a Cuboid and a Cube)
Chapter 22: Mensuration - III (Surface Area and Volume of a Right Circular Cylinder)
Chapter 23: Data Handling-I (Classification and Tabulation of Data)
Chapter 24: Data Handling-II (Graphical Representation of Data as Histograms)
Chapter 25: Data Handling-III (Pictorial Representation of Data as Pie Charts or Circle Graphs)
Chapter 26: Data Handling-IV (Probability)
Chapter 27: Introduction to Graphs
Chapter 16: Understanding Shapes-II (Quadrilaterals)
RD Sharma solutions for Class 8 Maths Chapter 16 Understanding Shapes-II (Quadrilaterals) Exercise 16.1 [Pages 15 - 17]
Define the following term Quadrilateral .
Define the following term Convex Quadrilateral .
In a quadrilateral, define of the following Sides.
In a quadrilateral, define of the following Vertices .
In a quadrilateral, define of the following Angles .
In a quadrilateral, define of the following Diagonals .
In a quadrilateral, define of the following Adjacent angles .
In a quadrilateral, define of the following Adjacent sides .
In a quadrilateral, define of the following Opposite sides .
In a quadrilateral, define of the following Opposite angles .
In a quadrilateral, define of the following Interior .
In a quadrilateral, define of the following Exterior .
Complete of the following, so as to make a true statement:
A quadrilateral has ....... sides.
Complete of the following, so as to make a true statement:
A quadrilateral has ...... angles.
Complete of the following, so as to make a true statement:
A quadrilateral has ..... vertices, no three of which are .....
Complete of the following, so as to make a true statement:
A quadrilateral has .... diagonals.
Complete of the following, so as to make a true statement:
The number of pairs of adjacent angles of a quadrilateral is .......
Complete of the following, so as to make a true statement:
The number of pairs of opposite angles of a quadrilateral is .......
Complete of the following, so as to make a true statement:
The sum of the angles of a quadrilateral is ......
Complete of the following, so as to make a true statement:
A diagonal of a quadrilateral is a line segment that joins two ...... vertices of the quadrilateral.
Complete of the following, so as to make a true statement:
The sum of the angles of a quiadrilateral is .... right angles.
Complete of the following, so as to make a true statement:
The measure of each angle of a convex quadrilateral is ..... 180°.
Complete of the following, so as to make a true statement:
In a quadrilateral the point of intersection of the diagonals lies in .... of the quadrilateral.
Complete of the following, so as to make a true statement:
A point is in the interior of a convex quadrilateral, if it is in the ..... of its two opposite angles.
Complete of the following, so as to make a true statement:
A quadrilateral is convex if for each side, the remaining .... lie on the same side of the line containing the side.
In Fig. 16.19, ABCD is a quadrilateral.
Name a pair of adjacent sides.
In Fig. 16.19, ABCD is a quadrilateral.
Name a pair of opposite sides.
In Fig. 16.19, ABCD is a quadrilateral.
How many pairs of adjacent sides are there?
In Fig. 16.19, ABCD is a quadrilateral.
How many pairs of opposite sides are there?
In Fig. 16.19, ABCD is a quadrilateral.
Name a pair of adjacent angles.
In Fig. 16.19, ABCD is a quadrilateral.
Name a pair of opposite angles.
In Fig. 16.19, ABCD is a quadrilateral.
How many pairs of adjacent angles are there?
In Fig. 16.19, ABCD is a quadrilateral.
How many pairs of opposite angles are there?
The angles of a quadrilateral are 110°, 72°, 55° and x°. Find the value of x.
The three angles of a quadrilateral are respectively equal to 110°, 50° and 40°. Find its fourth angle.
A quadrilateral has three acute angles each measures 80°. What is the measure of the fourth angle?
A quadrilateral has all its four angles of the same measure. What is the measure of each?
Two angles of a quadrilateral are of measure 65° and the other two angles are equal. What is the measure of each of these two angles?
Three angles of a quadrilateral are equal. Fourth angle is of measure 150°. What is the measure of equal angles.
The four angles of a quadrilateral are as 3 : 5 : 7 : 9. Find the angles.
If the sum of the two angles of a quadrilateral is 180°. What is the sum of the remaining two angles?
In Fig. 16.20, find the measure of ∠MPN.
The sides of a quadrilateral are produced in order. What is the sum of the four exterior angles?
In Fig. 16.21, the bisectors of ∠A and ∠B meet at a point P. If ∠C = 100° and ∠D = 50°, find the measure of ∠APB.
In a quadrilateral ABCD, the angles A, B, C and D are in the ratio 1 : 2 : 4 : 5. Find the measure of each angle of the quadrilateral.
In a quadrilateral ABCD, CO and DO are the bisectors of ∠C and ∠D respectively. Prove that \[∠COD = \frac{1}{2}(∠A + ∠B) .\]
Find the number of side of a regular polygon, when of its angle has a measure of 160° .
Find the number of side of a regular polygon, when of its angle has a measure of 135° .
Find the number of side of a regular polygon, when of its angle has a measure of 175° .
Find the number of side of a regular polygon, when of its angle has a measure of 162° .
Find the number of side of a regular polygon, when of its angle has a measure of 150° .
Find the number of degrees in each exterior exterior angle of a regular pentagon.
The measure of angles of a hexagon are x°, (x − 5)°, (x − 5)°, (2x − 5)°, (2x − 5)°, (2x + 20)°. Find the value of x.
In a convex hexagon, prove that the sum of all interior angle is equal to twice the sum of its exterior angles formed by producing the sides in the same order.
The sum of the interior angles of a polygon is three times the sum of its exterior angles. Determine the number of sided of the polygon.
Determine the number of sides of a polygon whose exterior and interior angles are in the ratio 1 : 5.
PQRSTU is a regular hexagon. Determine each angle of ΔPQT.
Chapter 16: Understanding Shapes-II (Quadrilaterals)
RD Sharma solutions for Class 8 Maths chapter 16 - Understanding Shapes-II (Quadrilaterals)
RD Sharma solutions for Class 8 Maths chapter 16 (Understanding Shapes-II (Quadrilaterals)) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CBSE Class 8 Maths solutions in a manner that help students grasp basic concepts better and faster.
Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. RD Sharma textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.
Concepts covered in Class 8 Maths chapter 16 Understanding Shapes-II (Quadrilaterals) are Regular and Irregular Polygons, Angle Sum Property, Sum of the Measures of the Exterior Angles of a Polygon, Concept of Trapezium, Concept of Kite, Elements of a Parallelogram, Diagonals of a Parallelogram, Concept of Rhombus, Concept of a Rectangle, Classification of Polygons, Concept of Diagonals, Convex and Concave Polygons, Introduction of Quadrilaterals, Concept of a Square, Concept of Parallelogram.
Using RD Sharma Class 8 solutions Understanding Shapes-II (Quadrilaterals) exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in RD Sharma Solutions are important questions that can be asked in the final exam. Maximum students of CBSE Class 8 prefer RD Sharma Textbook Solutions to score more in exam.
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