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Mathematics Notes for 9th Class Exercise 13.1

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Mathematics Notes for 9th Class Exercise 13.1

“Math” a compulsory subject for 9th class Science students. and Mathematics Notes for 9th Class Exercise 13.1 or Math Notes Class 9 English Medium (Science Group) included in this book.

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Math Ch#13, 9th Class

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1 / 16

Similar triangles are also called __________

parallel

non-congruent

Congruent

colinear

2 / 16

If hypotenuse of an isosceles right triangle is √2cm, then each of other side is of length ______

2cm

4cm

√2cm

1cm

3 / 16

In any right triangle, one greatest angle is must be ___________

90 degree

120 degree

45 degree

60 degree

4 / 16

Measure of one side of an equilateral triangle is 6cm. length of its median is ______ 9cm.

Greater then

equal then

none of these

less then

5 / 16

How many lines can be drawn through two points?

One

Three

Two

None

6 / 16

Any point on the ________ of line segment is equidistant from its end point.

Median

altitude

none of these

right bisector

7 / 16

Similar triangles are of same shape and can ______ size.

different

Same

both same or different

None of these

8 / 16

The sum of the length of any sides two of a triangle is _____ the length of the third side.

none of these

equal to

Lesser then

greater then

9 / 16

If a, b, c are 3 sides of right triangle with “c” as longer side , then _______

c² > a²+b²

none of these

c² = a²+b²

c² < a²+b²

10 / 16

Congruent triangles are, must be same size and also __________ shape.

none of these

Same

different

some time same sometime different

11 / 16

If a line segment intersects the two sides of a triangle in the same ration than it is _______ to the 3^rd side.

proportional

none of these

different

Parallel

12 / 16

In any right triangle, a side opposite to right angel is called _________

base

Perpendicular

hypotenuse

vertex

13 / 16

A line is Perpendicular to a line, if an angle between these 2 lines is ________

30-degree

45-degree

60-degree

90-degree

14 / 16

Symbol used for similarity is _________

⇔

∼

≅

15 / 16

The ________ of sides of the triangle is concurrent.

median

Right bisector

altitude

none of these

16 / 16

From a point outside a line, the perpendicular is the ________ distance from the point to that line.

infinitive

shortest

none of these

longest

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Math Solution 9th Class (Science Group)

Chapter 01 - MATRICES AND DETERMINANTS

Exercise 1.1 (English) (Urdu)

Exercise 1.2 (English) (Urdu)

Exercise 1.3 (English) (Urdu)

Exercise 1.4 (English) (Urdu)

Exercise 1.5 (English) (Urdu)

Exercise 1.6 (English) (Urdu)

Exercise 1-Rev (English) (Urdu)

Online Practice/ Test - MCQs & Short Questions

Chapter 02 - REAL AND COMPLEX NUMBERS

Exercise 2.1 (English) (Urdu)

Exercise 2.2 (English) (Urdu)

Exercise 2.3 (English) (Urdu)

Exercise 2.4 (English) (Urdu)

Exercise 2.5 (English) (Urdu)

Exercise 2.6 (English) (Urdu)

Exercise 2-Rev (English) (Urdu)

Online Practice/ Test - MCQs & Short Questions

Chapter 03 - LOGARITHMS

Exercise 3.1 (English) (Urdu)

Exercise 3.2 (English) (Urdu)

Exercise 3.3 (English) (Urdu)

Exercise 3.4 (English) (Urdu)

Exercise 3-Rev (English) (Urdu)

Online Practice/ Test - MCQs & Short Questions

Chapter 04 - ALGEBRIC EXPRESSIONS & ALGEBRIC FORMULAS

Exercise 4.1 (English) (Urdu)

Exercise 4.2 (English) (Urdu)

Exercise 4.3 (English) (Urdu)

Exercise 4.4 (English) (Urdu)

Exercise 4-Rev (English) (Urdu)

Online Practice/ Test - MCQs & Short Questions

Chapter 05 - FACTORIZATION

Exercise 5.1 (English) (Urdu)

Exercise 5.2 (English) (Urdu)

Exercise 5.3 (English) (Urdu)

Exercise 5.4 (English) (Urdu)

Exercise 5-Rev (English) (Urdu)

Online Practice/ Test - MCQs & Short Questions

Chapter 06 - ALGEBRAIC MANIPULATION

Exercise 6.1 (English) (Urdu)

Exercise 6.2 (English) (Urdu)

Exercise 6.3 (English) (Urdu)

Exercise 6-Rev (English) (Urdu)

Online Practice/ Test - MCQs & Short Questions

Chapter 07 - LINEAR EQUATIONS AND INEQUALITIES

Exercise 7.1 (English) (Urdu)

Exercise 7.2 (English) (Urdu)

Exercise 7.3 (English) (Urdu)

Exercise 7-Rev (English) (Urdu)

Online Practice/ Test - MCQs & Short Questions

Chapter 08 - LINEAR GRAPHS & THEIR APPLICATION

Exercise 8.1 (English) (Urdu)

Exercise 8.2 (English) (Urdu)

Exercise 8.3 (English) (Urdu)

Exercise 8-Rev (English) (Urdu)

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Chapter 09 - INTRODUCTION TO COORDINATE GEOMETRY

Exercise 9.1 (English) (Urdu)

Exercise 9.2 (English) (Urdu)

Exercise 9.3 (English) (Urdu)

Exercise 9-Rev (English) (Urdu)

Online Practice/ Test - MCQs & Short Questions

Chapter 10 - CONGRUENT TRIANGLES

Exercise 10.1 (English) (Urdu)

Exercise 10.2 (English) (Urdu)

Exercise 10.3 (English) (Urdu)

Exercise 10.4 (English) (Urdu)

Exercise 10-Rev (English) (Urdu)

Online Practice/ Test - MCQs & Short Questions

Chapter 11 - PARALLELOGRAMS AND TRIANGLES

Exercise 11.1 (English) (Urdu)

Exercise 11.2 (English) (Urdu)

Exercise 11.3 (English) (Urdu)

Exercise 11.4 (English) (Urdu)

Exercise 11.5 (English) (Urdu)

Exercise 11-Rev (English) (Urdu)

Online Practice/ Test - MCQs & Short Questions

Chapter 12 - LINE BISECTORS AND ANGLE BISECTORS

Exercise 12.1 (English) (Urdu)

Exercise 12.2 (English) (Urdu)

Exercise 12.3 (English) (Urdu)

Exercise 12-Rev (English) (Urdu)

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Chapter 13 - SIDES AND ANGLES OF A TRIANGLE

Exercise 13.1 (English) (Urdu)

Exercise 13.2 (English) (Urdu)

Exercise 13-Rev (English) (Urdu)

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Chapter 14 - RATIO AND PROPORTION

Exercise 14.1 (English) (Urdu)

Exercise 14.2 (English) (Urdu)

Exercise 14-Rev (English) (Urdu)

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Chapter 15 - PYTHAGORAS’ THEOREM

Exercise 15 (English) (Urdu)

Exercise 15-Rev (English) (Urdu)

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Chapter 16 - THEOREMS RELATED WITH AREA

Exercise 16.1 (English) (Urdu)

Exercise 16.2 (English) (Urdu)

Exercise 16-Rev (English) (Urdu)

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Chapter 17 - PRACTICAL GEOMETRY -TRIANGLES

Exercise 17.1 (English) (Urdu)

Exercise 17.2 (English) (Urdu)

Exercise 17.3 (English) (Urdu)

Exercise 17.4 (English) (Urdu)

Exercise 17.5 (English) (Urdu)

Exercise 17-Rev (English) (Urdu)

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Math Past Papers

Math Text Books

9th Math Science Group (English Medium)

9th Math Science Group (Urdu Medium)

9th Math Arts Group (Urdu Medium)

Other Math Notes

10th Class Math Science Group (English Medium)

10th Class Math Science Group (Urdu Medium)

10th Math Past Papers (Science Group)

10th Math Past Papers (Arts Group)

9th Class Math Science Group (English Medium)

9th Class Math Science Group (Urdu Medium)

9th Class Math Arts Group (Urdu Medium)

9th Class Math Past Papers (Science Group)

9th Class Math Past Papers (Arts Group)

Mathematics Notes for 9th Chapter # 13:

Math Notes Class 9:

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