CBSE > Class 09 > Mathematics | CBSE Board | Homework Help | myCBSEguide

No products in the cart.

Ask questions which are clear, concise and easy to understand.

Ask Question

Find the area of a triangle two sides of Which are 18cm&10 and it's perimeter is 42cm.

Posted by Shantanu Tandale 8 years, 7 months ago

CBSE > Class 09 > Mathematics

2 answers

Khushi Koti 8 years, 7 months ago

X=14 As I hv mentioned above in the method of u can not understand here it is

Khushi Koti 8 years, 7 months ago

18+10+x=42 28+x=42 X=42-28 X=14

ANSWER

The sum of two angles of a triangle is 120 and their difference is 20 . find all three angles of triangle s

Posted by Naveen Yadav 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

show that if the diagonal of a quadrilateral are equal and bisect each other at right Angles then it is a square.

Posted by Sania Khatun 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Rryy

Posted by Vikaa Kanojia 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Where is my answer ah?

Posted by Neha Bhat 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

If (a+b)=11,ab=28,find the value ofa3 +b3?

Posted by Riya Yadav 8 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Mehak Gera 8 years, 7 months ago

Its 2023

ANSWER

Difference between altitude & median

Posted by Neha Bhat 8 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Mehak Gera 8 years, 7 months ago

Altitude is a perpandicular and median divides the. Base into 2 equal halves

ANSWER

What is the difference between altitude &

Posted by Neha Bhat 8 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Sia ? 4 years, 9 months ago

Please ask question with complete information.

ANSWER

ABC is a triangular shaped schoo. Students thought of planting trees in and around it.lf AB=AC and D is the point in interior of triangle ABC such that angle DBC=angle DCB. Prove that AD bisects angle BAC

Posted by Rishika Verma 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Sum of two numbers is 8 write this in the form of linear equation in two variables also draw the line given by the equation find graphically the numbers if difference between them is 2

Posted by Jagdeep Singh 8 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Aman Verma 8 years, 7 months ago

X+Y=8(1) X-Y=2(2) 2X=10 X=5 Y=3

ANSWER

20x+2y=?

Posted by Ananti Kaur Gujral 8 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Aman Verma 8 years, 7 months ago

0

ANSWER

What are terminating snd non terminating decimal????

Posted by Anuj Pathak 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

If an isosceles right angle triangle area is 32cm what is its longest altitude

Posted by Abhiniti Mittal 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

What is vertex

Posted by Param Varshney 8 years, 7 months ago

CBSE > Class 09 > Mathematics

2 answers

Param Varshney 8 years, 6 months ago

Very simple, where two rays meet a common point is known as vertex...............................

Aniruuddh Suresh 8 years, 7 months ago

Common point where two rays meet

ANSWER

Prove angle sum property

Posted by Kritika Bhatt 8 years, 7 months ago

CBSE > Class 09 > Mathematics

2 answers

Tanya Zanzad 8 years, 7 months ago

ABC is any triangle Now draw line DE through point A such that it is parallel to BC Proof : DE || BC And AB is transversal . :: DAB=ABC -------alternate angle -------1 Taking DE || BC and AC is transversal :: EAC = ACB-------alternate angle --------2 Now, DAB. ABC

Yogya Aggarwal 8 years, 7 months ago

If we have triangle abc is an isosceles AB=BC given AB= AC ( GIVEN) angle A +B+C =180degree Liner pair A+ A+A =3A 3A = 180 A=B=C=60DEGREE

ANSWER

Prove that a quadrilateral sum of three side. Is greater than fourth side

Posted by N J 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

In an isosceles right triangle the length of the hypotenuse is 4root2cm the length of each of the equal sides is

Posted by Abhishek Singh 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

23/6 represent in number line

Posted by Amit Yadav 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Find the base of an isosceles triangle whose area is 60cm and length of equal sides is 13 cm

Posted by Jashan Walia 8 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Priyanshu Jain 8 years, 7 months ago

34

ANSWER

In a right angle triangle prove that the hypotenuse is the longest side ?

Posted by Anurag Gupta 8 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Hritik Gupta 8 years, 7 months ago

According to thorem the largest side is in opposite of largest angle

ANSWER

What is rational no.

Posted by Akash Singh 8 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Nakul Sangal 8 years, 7 months ago

It is a integer which is in the form of p\q where q is not equal to 0

ANSWER

Exercise-1.3

Posted by Alok Kumar 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Three resnatinal no 5\6and7\8

Posted by Chirayu Goel 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

3x - 4y

Posted by Nithish Selvaraj 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Sf&7-%

Posted by Rohit Karma 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Factorise 27x

Posted by Soumy Rai 8 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Dinesh Swami 8 years, 7 months ago

3×3×3x

ANSWER

The surface area of cube is 256 find its edge?

Posted by Lingaraja Raja 8 years, 7 months ago

CBSE > Class 09 > Mathematics

2 answers

Hans Raj 8 years, 7 months ago

Let cube has 6 sides, each of = a cm

surface area of cube = 6 x a²

6 x a² = 256

a = {tex} \sqrt{}{/tex}256/6

= 16 / {tex} \sqrt{}{/tex}6 cm

Hans Raj 8 years, 7 months ago

Let cube has 6 sides, each of = a cm

surface area of cube = 6 x a²

6 x a² = 256

a = {tex} \sqrt{}{/tex}256/6

= 16{tex} \sqrt{}{/tex}6 cm

ANSWER

How to find area for rhombuw

Posted by Mirudhu Miruthu 8 years, 7 months ago

CBSE > Class 09 > Mathematics

1 answers

Payal Singh 8 years, 7 months ago

Area of rhombus :

ANSWER

Prove that:- (a+b+c)3-a3-b3-c3=3 (a+b)(b+c)(c+a)

Posted by Shudanshu Kr 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Which of the following ration no. Have terminating decimal representation 3/5

Posted by Manish Mayank 8 years, 7 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Page 972 of 1011

myCBSEguide App

myCBSEguide

Trusted by 1 Crore+ Students

Test Generator

Test Generator

Create papers online. It's FREE.

CUET Mock Tests

CUET Mock Tests

75,000+ questions to practice only on myCBSEguide app

Google Play

Download myCBSEguide App