Assignments for Class 9 Mathematics Quadrilaterals have been developed for Standard 9 students based on the latest syllabus and textbooks applicable in CBSE, NCERT and KVS schools. Parents and students can download the full collection of class assignments for class 9 Mathematics Quadrilaterals from our website as we have provided all topic wise assignments free in PDF format which can be downloaded easily. Students are recommended to do these assignments daily by taking printouts and going through the questions and answers for Grade 9 Mathematics Quadrilaterals. You should try to do these test assignments on a daily basis so that you are able to understand the concepts and details of each chapter in your Mathematics Quadrilaterals book and get good marks in class 9 exams.

**Key Concepts** for Class 9 Mathematics Quadrilaterals

(1) Sum of the angles of a quadrilateral is 360^{0}.

(2) A diagonals of a parallelogram divides it into two congruent triangles.

(3) In a parallelogram

(a) diagonals bisects each other.

(b) opposite angles are equal.

(c) opposite sides are equal

(4) Diagonals of a square bisects each other at right angles and are equal, and vice-versa.

(5) A line through the mid-point of a side of a triangle parallel to another side bisects the third side. (Mid point theorem)

(6) The line through the mid points of sides of a **Δ** ║ to third side and half of it.

**Class 9 Mathematics Quadrilaterals** **Assignments**

**Class 9 Mathematics Quadrilaterals Important Questions and Answers**

**Question. The figures obtained by joining the mid-points of the sides of a rhombus, taken in order, is**

(a) a square

(b) a rhombus

(c) a parallelogram

(d) a rectangle

**Ans.**

a rectangle

**Question.** In the adjoining figure QR=RS**Find ∠PSR**

**Ans.**

**∠PSR** = 105^{0}

**Question.** In a square ABCD, the diagonals AC and BD bisect at 0. Then Δ AOB is

(a) acute angled

(b) right angled

(c) obtuse angled

(d) equilateral

**Ans.**

right angled

**Question.** Three angles of a quadrilateral are 600, 700 and 800. The fourth angle is

(a) 150^{0 }

(b) 160^{0}

(c) 140^{0}

(d) None of these

**Ans.**

150^{0}

**Question.** ABCD is a rhombus such that ∠ACB = 400 then ∠ADB is

(a) 40^{0 }

(b) 45^{0}

(c) 50^{0 }

(d) 60^{0}

**Ans.**

50^{0}

**Question.** The diagonals AC and BD of a parallelogram ABCD intersect each other at the point O, if ∠DAC = 32^{0} and ∠AOB = 72^{0} then is

(a) 32^{0}

(b) 24^{0 }

(c) 40^{0 }

(d) 63^{0}

**Ans.**

40^{0}

**Question.** A quadrilateral ABCD is a parallelogram if

(a) AD || BC

(b) AB = CD

(c) AB = AD

(d) ∠A = 60^{0}, ∠C = 60^{0}, ∠B = 120^{0}

**Ans.**

∠A = 60^{0}, ∠C = 60^{0}, ∠B = 120^{0}

## Assignments for Class 9 Mathematics Quadrilaterals as per CBSE NCERT pattern

All students studying in Grade 9 Mathematics Quadrilaterals should download the assignments provided here and use them for their daily routine practice. This will help them to get better grades in Mathematics Quadrilaterals exam for standard 9. We have made sure that all topics given in your textbook for Mathematics Quadrilaterals which is suggested in Class 9 have been covered ad we have made assignments and test papers for all topics which your teacher has been teaching in your class. All chapter wise assignments have been made by our teachers after full research of each important topic in the textbooks so that you have enough questions and their solutions to help them practice so that they are able to get full practice and understanding of all important topics. Our teachers at https://www.assignmentsbag.com have made sure that all test papers have been designed as per CBSE, NCERT and KVS syllabus and examination pattern. These question banks have been recommended in various schools and have supported many students to practice and further enhance their scores in school and have also assisted them to appear in other school level tests and examinations. Its easy to take print of thee assignments as all are available in PDF format.

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- Solving Assignments for Mathematics Quadrilaterals Class 9 helps to further enhance understanding of the topics given in your text book which will help you to get better marks
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- You will be able to understand the type of questions which are expected in your Mathematics Quadrilaterals class test
- You will be able to revise all topics given in the ebook for Class 9 Mathematics Quadrilaterals as all questions have been provided in the question banks
- NCERT Class 9 Mathematics Quadrilaterals Workbooks will surely help you to make your concepts stronger and better than anyone else in your class.
- Parents will be able to take print out of the assignments and give to their child easily.

All free Printable practice assignments are in PDF single lick download format and have been prepared by Class 9 Mathematics Quadrilaterals teachers after full study of all topics which have been given in each chapter so that the students are able to take complete benefit from the worksheets. The Chapter wise question bank and revision assignments can be accessed free and anywhere. Go ahead and click on the links above to download free CBSE Class 9 Mathematics Quadrilaterals Assignments PDF.

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