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A field in the shape of trapezium whose parallel sides are 25m and 10m. The non parallel sides are 14m and 13m. Find the area of the field

Posted by Abhijeet Singh Rathore 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Prove that sum of opposite angles of cyclic quadrileteral is suplementary

Posted by Vaibhav Shankar 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Right circular cone is equal radius if the slant height are in the ratio 4 ratio 3 then find the ratio of their chord surface area

Posted by Nilesh Kumar 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

The sum of the angles of triangle is 180

Posted by Roman Prenu 7 years, 9 months ago

CBSE > Class 09 > Mathematics

2 answers

Rakshan M 7 years, 9 months ago

The sum of 3 angles of triangle is 180

Rakshan M 7 years, 9 months ago

Yes it is correct only

ANSWER

Formule

Posted by Amir Ahmad 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

For mule 13chapter

Posted by Amir Ahmad 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

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Factories x³+13x²+32x+20

Posted by Sunny Jangra 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

1=2 prove

Posted by Rounak Mondal 7 years, 9 months ago

CBSE > Class 09 > Mathematics

2 answers

Nishant Bansal 7 years, 9 months ago

Incorrect

Rounak Mondal 7 years, 9 months ago

100 square -100 square =100square - 100 square 100 (100-100) = (100 +100) (100-100) 100=200 1=2

ANSWER

What is root 2 *root 2

Posted by Nitin Sharma 7 years, 9 months ago

CBSE > Class 09 > Mathematics

3 answers

Anishka Arora 7 years, 9 months ago

2

Aabid Khan 7 years, 9 months ago

2

Suparna Garg 7 years, 9 months ago

2

ANSWER

If it's perimeter of an equilateral triangle is 180cm, what will be it's area

Posted by Isha Pal 7 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Pravesh Chandra 7 years, 9 months ago

Equilateral triangle = x+x+x ( side are equal) = x+x+x=180 (perimeter =180 given) =3x=180 =x=180/3 =x=60 Semi-perimeter = 180/2 =90 Using herons formal =√90(90-60)(90-60)(90-60) =√90x30x30x30 90=3x3x2x5 30=3x2x5 =√3x3x2x5x3x2x5x3x5x2x3x2x5 =3x2x5x3x5x2 =6x5x3x5x2 =30x3x5x2 =90x10 =900cm^2

ANSWER

Sample paper 2017 - 2018

Posted by Manjot Singh 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Locate 2root 8.6on number line

Posted by Prajwal S M 7 years, 9 months ago

CBSE > Class 09 > Mathematics

2 answers

Markey Pintu 7 years, 9 months ago

Hlloo

Kaviya Kapoor 7 years, 9 months ago

Hi

ANSWER

if 2x-ky-10k

Posted by Jayaprakash Jayaprakash 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Find ration no. between

Posted by Saurav Raj 7 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Kaviya Kapoor 7 years, 9 months ago

Hi sourabh

ANSWER

Show that the diagonals of a paralellogram divide it into four triangles of equal area

Posted by Rasha Mariyam 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

1+√3÷1-√3=a+b√3 what answer for this question. Friends ????

Posted by Rakshan M 7 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Saurabh Mishra 7 years, 9 months ago

a=1,b=1

ANSWER

Find the value of a and b if 11 route - 7 route/ 11 route + 7 root equals to a - b 77 route

Posted by Amaan Don 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

What is basis of componendo and dividendo

Posted by Vishesh Mahor 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

If the radius of sphere is doubled, what is the ratio of volume of the first sphere to that of the second

Posted by Sahil Dhillon 7 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Aditi Raj 7 years, 9 months ago

2:1

ANSWER

Prove that median of equilateral triangle is altitude too

Posted by Anshit Gangwar 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Find the volume of sphere whose surface area is 154cm^2.. plz solve this ..and plz tell me only the answer.. i want to match with my answer..

Posted by Raj Anushikha 7 years, 9 months ago

CBSE > Class 09 > Mathematics

3 answers

Remya Aji 7 years, 9 months ago

282.3333...

Rohit Ranjan Singh 7 years, 9 months ago

282.333...cm ^2

Rohit Ranjan Singh 7 years, 9 months ago

282.333....

ANSWER

Is it possible to make right circular cone by rectangular sheet of paper

Posted by Royan Rajveer 7 years, 9 months ago

CBSE > Class 09 > Mathematics

2 answers

Remya Aji 7 years, 9 months ago

Ya..

Gariyashi Gungun 7 years, 9 months ago

Yes

ANSWER

. In a || gm ABCD, it is given the: AB = 16 cm and the altitudes corresponding to the sides AB and AD are 6 and 8 cm respectively. Find the length of AD

Posted by R N 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Q.1.Write in form of 1.. Q.2. Evaluate (-26)3+ (14)3+ (12)3 Q.3.Write sample space if two coins are tossed together. Q.4.Find area of triangle using Heron’s formula with sides 3 cm , 4 cm , 5 cm. Q.5. If volume and surface area of a sphere are equal in magnitude. Find radius. Q.6. Find median of following data 32, 15, 87.20, 66, 9, 30, 5. PART- B ( 2x6 =12) Q7. The angles of a quadrilateral are in the ratio 3 : 5 : 9 : 13. Find all the angles of the quadrilateral. Q.8. When P(x)=x3 +5x2 -14x +5 is divided by ( x- 1 ).using remainder theorem,find remainder. Q.9. Factorise x2 + 10x -24 Q.10. Prove that if two parallel lines are intersected by a transversal, the bisectors of any pair of alternate interior angles is parallel. Q.11. In a || gm ABCD, it is given the: AB = 16 cm and the altitudes corresponding to the sides AB and AD are 6 and 8 cm respectively. Find the length of AD. Q.12. Locate the points (5, 0), (0, 5), (2, 5), (5, 2), (–3, 5), (–3, –5), (5, –3) and (6, 1) in the Cartesian plane. PART-C (3x10=30) Q.13. Find quotient and the remainder when the polynomial is divided by Q.14. If= a + b .Find a and b . Q.15. If the bisectors of angles ABC and ACB of a triangle ABC meet at a point O then show that BOC = 900 + A. Q.16. Find six rational numbers between and . Q.17. Using ruler and compass only, construct a ABC from the following data AB +BC + CA = 12 cm ,0. Q.18. CDE is an equilateral triangle formed on side CD of a square ABCD . Show that Q.19. A cylindrical tent of height 3.5 m can hold air for 22 people. Each person need 7 m3 of air, find base radius of tent. Q.20. If a sphere of maximum volume is inscribed in a cube of side 14 cm, then find (i) the ratio of the surface areas of the cube to the sphere.(ii) volume of sphere. Q.21. Show that each angles of rectangle is a right angle. Q.22A hemispherical bowl is made from a metal sheet having thickness 0.3 cm. The inner radius of the bowl is 24.7 cm. Find the cost of polishing its outer surface at the rate of Rs. 4 per 100 cm2. (Take = 3.14) PART-D (4x8=32) Q.23 : If 6cm and 8cm are two parallel chords of a circle of radius 5cm. Find distance between chords. when chords are on same side of centre and opposite side of centre. Q.24. A right triangle with sides 6 cm, 8cm, and 10 cm is revolved about the side 6 cm.Find volume and the curved surface area of the solid so formed. (Take =3.14) Q.25.find mean of given data. Class interval 20-30 30-40 40-50 50-60 60-70 70-80 Frequency 06 09 17 23 28 10 Q.26. Factories: Q. 27. Draw graph of lines X+Y=4 and 3X—4Y=12. And calculate area bounded by these lines and Y-axis. Q. 28. Age (in years) 20-29, 30-39, 40-49 , 50-59 , 60 and above Number of worker 38 , 27 , 86 , 46 , 3 Find probability that a person is (i) 40 years or more (ii) under 40 years (iii) age from 30 to 39 (iv) under 60 but

Posted by R N 7 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Rohit Punia 7 years, 9 months ago

Ramlela lekhe hea

ANSWER

What is irrational numbers. Explain it?

Posted by Harshit Jha 7 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Remya Aji 7 years, 9 months ago

Irrational number is number which is not repeating an non requiring . eg:0.123445678990.......

ANSWER

The surface Ares of sphere of diameter 3.5m

Posted by Robin Nain 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Formula ofcircle

Posted by Rupali Chaudhary 7 years, 9 months ago

CBSE > Class 09 > Mathematics

4 answers

Nishant Bansal 7 years, 9 months ago

πr^2

Harshit Jha 7 years, 9 months ago

Area of circle is pie*r*r*h

Dev Singhal 7 years, 9 months ago

T5tttttttttttttyyytutuyyyyui+124573?475

Manjil Ghimirey 7 years, 9 months ago

Circumference of circle is 2*pie*R*h

ANSWER

A right triangle with side 6cm 8cm 10cm if revolved the side 8cm. Find volume and curved surface area so formed

Posted by Warish Virat Jain 7 years, 9 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Coin tossed 10 time and head come 3 time and tail come 7 time find the probablity of not getting head

Posted by Vivek Kumar 7 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Manshul Jain 7 years, 9 months ago

7 / 10

ANSWER

12×24×56×0

Posted by Ankush Raj 7 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Ankush Raj 7 years, 9 months ago

O

ANSWER

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