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The circumstance of the base of a cylinder vessel is 142 find

Posted by Jainam Jain 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

2+2=5

Posted by Priyanshu Keshari 8 years, 4 months ago

CBSE > Class 09 > Mathematics

4 answers

Saras Shandilya 8 years, 4 months ago

Galti se

Parvej Alam 8 years, 4 months ago

You should add 1 to get 5 2+2+1=5

Aarsi Choudhary 8 years, 4 months ago

2+2=4 not 5

Suyash Pandey 8 years, 4 months ago

Galti se

ANSWER

theorem 10.8

Posted by Kirtan Thakkar 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

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

Posted by Shubham Pandey 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Prove that the sides of a parallelogram are equal

Posted by Maushmita Reddy 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Two cylindrical have same lateral surface area if their radio are in ratio 3:2than find the ratio of their heights

Posted by Deepa Singh 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

(a-b)2

Posted by Shiva Singh 8 years, 4 months ago

CBSE > Class 09 > Mathematics

1 answers

Yashwini Bansal 8 years, 4 months ago

a2 - 2ab + b2

ANSWER

30 circular plates each of radius of 14cm and thickness 3cm are placed above another to form a cylindrical solid Find 1 . TSA 2 . Volume of cylinder formed

Posted by Samir Ranjan 8 years, 4 months ago

CBSE > Class 09 > Mathematics

1 answers

🅿🅰🆆🅰🅽 . 8 years, 2 months ago

Height of the cylinder formed = 3 × 30 = 90 cm
radius = 14 cm
Total Surface Area = 2πrh + 2πr²
= 2π × 14 × 90 + 2π × (14)²
= 7920 + 1232 = 9152 cm²
Volume = πr²h = π × (14)² × 90
= 55440 cm³

ANSWER

RD sharma is best or rachna sagar

Posted by Kunal Bhagat 8 years, 4 months ago

CBSE > Class 09 > Mathematics

2 answers

Mihir Khandelwal 8 years, 4 months ago

RS aggarwal is the world best book but you ask Rd and rachna so I thought Rd is the best book because you can understand all concept that ncert not

Vedant Singh 8 years, 4 months ago

NCERT Is the best. Study only NCERT and understand the concept of chapters of NCERT. You can compete any exam in India.

ANSWER

(4a_b_c)

Posted by Riya Garg 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Prove that the line segment joining the midpoints of the diagonals of a trapezium is parallel to the parallel sides and equal to half their difference.

Posted by Aryan Singh 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

A tank which open at the top is made of iron sheet 4cm wide. If the dimensions of tank are 12m×8m×6m find the cost of iron sheet used at the rate 17.50 per metre

Posted by Zikran Shaikh 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

What is centroid

Posted by Aman Garg 8 years, 4 months ago

CBSE > Class 09 > Mathematics

1 answers

Aryan Singh 8 years, 4 months ago

In mathematics and physics, the centroid or geometric center of a plane figure is the arithmetic mean ("average") position of all the points in the shape. The definition extends to any object in n-dimensional space: its centroid is the mean position of all the points in all of the coordinate directions.

ANSWER

If abcd is a parallelogram then prove that ar(bcd) =ar(abc)

Posted by Sudha Mani 8 years, 4 months ago

CBSE > Class 09 > Mathematics

1 answers

Parvej Alam 8 years, 4 months ago

Join AC and BD Proof In triangle BCD and ABC AB=CD (OPPOSITE SIDE OF ||gm) BC=BC (COMMON) AC=BD (Diagonals of ||gm bisect each other ) Therefore triangle BCD CONGRUENT triangle ABC(SSS congruency rule) Therefore ar (ABC)=ar (BCD) [ BY CPCT]

ANSWER

abcd is the cyclic wuadrilateral provery tha ad is parallel bc

Posted by Vishal Manwani 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Define 10 to the power 0

Posted by Vivek Anand 8 years, 4 months ago

CBSE > Class 09 > Mathematics

4 answers

Vampire Dukedom 8 years, 4 months ago

Anything to the power 0 results 1. Remember this easy tip.

Uday Kamble 8 years, 4 months ago

1

Saima Khan 8 years, 4 months ago

1

Ankita T 8 years, 4 months ago

1

ANSWER

(a+b)

Posted by Yaswitha Lakshmi 8 years, 4 months ago

CBSE > Class 09 > Mathematics

3 answers

Vampire Dukedom 8 years, 4 months ago

Not ab because a is not multiplied with b

Vampire Dukedom 8 years, 4 months ago

a+b

Sukhbir Singh 8 years, 4 months ago

Ab is answar

ANSWER

Three cubes of a metal whose edges are in the ratio 3:4:5 aremelted to form a single cube whose diagonals is 15√3cm . find the edge of the three cubes

Posted by Avneesh Kumar 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

What is chord?

Posted by Yogyata Mantri 8 years, 4 months ago

CBSE > Class 09 > Mathematics

3 answers

Vampire Dukedom 8 years, 4 months ago

Chord a line seent joining two points in a circle. The longest chord in a circle is the Diameter.

Keerthana Keerthana 8 years, 4 months ago

Chord is a line segment joining two points of the circle but not joining the center

Gurjot Bakalea 8 years, 4 months ago

Chord is a line segment joining two points of the circumference, but not passing through centre

ANSWER

If he scores 15% he will fail by 15 marks and if he scores 40% he will get 20marks more than the minimum marks .What is the maximum marks

Posted by Suhaas Bs 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Formula video

Posted by Ashish Poonia Poonia 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Drow the graph of each following linear equation in two variable: X+y=4

Posted by Guddu Sharma 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Circles lesson- some tricks

Posted by Akshitha S 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

The base of an isosceles triangle measures 80 cm and its area is 360 cm.Find the perimeter of the triangle

Posted by Raja Kr 8 years, 4 months ago

CBSE > Class 09 > Mathematics

1 answers

Sri Lakshmi 8 years, 4 months ago

2400√5 cm.sq

ANSWER

What is the value of π

Posted by Akash Elangovan 8 years, 4 months ago

CBSE > Class 09 > Mathematics

8 answers

Vedant Singh 8 years, 4 months ago

What you did in class 6?

Akash Elangovan 8 years, 4 months ago

3.14

Khushi Ojha 8 years, 4 months ago

22/7 or 3.14

Keerthana Keerthana 8 years, 4 months ago

3.14159265358979323846264338327950288419716939937510 or 22\7 or 3.14

Inder Gupta 8 years, 4 months ago

3.14Or 22/7

Shraddha J 8 years, 4 months ago

22/7

Dikshant Kumar 8 years, 4 months ago

22/7

Shreya Chinnu 8 years, 4 months ago

3.14

ANSWER

Jdjdjx

Posted by Bivek Kimar Kumar 8 years, 4 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

log 40°, 3y,2y lie on a straight line find y

Posted by Das Ritesh 8 years, 4 months ago

CBSE > Class 09 > Mathematics

1 answers

Vedant Singh 8 years, 4 months ago

This question is not of cbse board class 9

ANSWER

Meaning of quad

Posted by Sonu Maan 8 years, 4 months ago

CBSE > Class 09 > Mathematics

1 answers

Vedant Singh 8 years, 4 months ago

Quadrilateral

ANSWER

Hi guysss good evening ...how was ur day ??????

Posted by Shraddha J 8 years, 4 months ago

CBSE > Class 09 > Mathematics

1 answers

Vedant Singh 8 years, 4 months ago

This app is for helping the students not for chatting with your friends

ANSWER

Is 375 is rational number

Posted by Kunal Icecreamwala 8 years, 4 months ago

CBSE > Class 09 > Mathematics

1 answers

Yashwini Bansal 8 years, 4 months ago

Yes

ANSWER

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